CVE-2025-21631

Publication date 19 January 2025

Last updated 2 April 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix waker_bfqq UAF after bfq_split_bfqq() Our syzkaller report a following UAF for v6.6: BUG: KASAN: slab-use-after-free in bfq_init_rq+0x175d/0x17a0 block/bfq-iosched.c:6958 Read of size 8 at addr ffff8881b57147d8 by task fsstress/232726 CPU: 2 PID: 232726 Comm: fsstress Not tainted 6.6.0-g3629d1885222 #39 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x91/0xf0 lib/dump_stack.c:106 print_address_description.constprop.0+0x66/0x300 mm/kasan/report.c:364 print_report+0x3e/0x70 mm/kasan/report.c:475 kasan_report+0xb8/0xf0 mm/kasan/report.c:588 hlist_add_head include/linux/list.h:1023 [inline] bfq_init_rq+0x175d/0x17a0 block/bfq-iosched.c:6958 bfq_insert_request.isra.0+0xe8/0xa20 block/bfq-iosched.c:6271 bfq_insert_requests+0x27f/0x390 block/bfq-iosched.c:6323 blk_mq_insert_request+0x290/0x8f0 block/blk-mq.c:2660 blk_mq_submit_bio+0x1021/0x15e0 block/blk-mq.c:3143 __submit_bio+0xa0/0x6b0 block/blk-core.c:639 __submit_bio_noacct_mq block/blk-core.c:718 [inline] submit_bio_noacct_nocheck+0x5b7/0x810 block/blk-core.c:747 submit_bio_noacct+0xca0/0x1990 block/blk-core.c:847 __ext4_read_bh fs/ext4/super.c:205 [inline] ext4_read_bh+0x15e/0x2e0 fs/ext4/super.c:230 __read_extent_tree_block+0x304/0x6f0 fs/ext4/extents.c:567 ext4_find_extent+0x479/0xd20 fs/ext4/extents.c:947 ext4_ext_map_blocks+0x1a3/0x2680 fs/ext4/extents.c:4182 ext4_map_blocks+0x929/0x15a0 fs/ext4/inode.c:660 ext4_iomap_begin_report+0x298/0x480 fs/ext4/inode.c:3569 iomap_iter+0x3dd/0x1010 fs/iomap/iter.c:91 iomap_fiemap+0x1f4/0x360 fs/iomap/fiemap.c:80 ext4_fiemap+0x181/0x210 fs/ext4/extents.c:5051 ioctl_fiemap.isra.0+0x1b4/0x290 fs/ioctl.c:220 do_vfs_ioctl+0x31c/0x11a0 fs/ioctl.c:811 __do_sys_ioctl fs/ioctl.c:869 [inline] __se_sys_ioctl+0xae/0x190 fs/ioctl.c:857 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x70/0x120 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x78/0xe2 Allocated by task 232719: kasan_save_stack+0x22/0x50 mm/kasan/common.c:45 kasan_set_track+0x25/0x30 mm/kasan/common.c:52 __kasan_slab_alloc+0x87/0x90 mm/kasan/common.c:328 kasan_slab_alloc include/linux/kasan.h:188 [inline] slab_post_alloc_hook mm/slab.h:768 [inline] slab_alloc_node mm/slub.c:3492 [inline] kmem_cache_alloc_node+0x1b8/0x6f0 mm/slub.c:3537 bfq_get_queue+0x215/0x1f00 block/bfq-iosched.c:5869 bfq_get_bfqq_handle_split+0x167/0x5f0 block/bfq-iosched.c:6776 bfq_init_rq+0x13a4/0x17a0 block/bfq-iosched.c:6938 bfq_insert_request.isra.0+0xe8/0xa20 block/bfq-iosched.c:6271 bfq_insert_requests+0x27f/0x390 block/bfq-iosched.c:6323 blk_mq_insert_request+0x290/0x8f0 block/blk-mq.c:2660 blk_mq_submit_bio+0x1021/0x15e0 block/blk-mq.c:3143 __submit_bio+0xa0/0x6b0 block/blk-core.c:639 __submit_bio_noacct_mq block/blk-core.c:718 [inline] submit_bio_noacct_nocheck+0x5b7/0x810 block/blk-core.c:747 submit_bio_noacct+0xca0/0x1990 block/blk-core.c:847 __ext4_read_bh fs/ext4/super.c:205 [inline] ext4_read_bh_nowait+0x15a/0x240 fs/ext4/super.c:217 ext4_read_bh_lock+0xac/0xd0 fs/ext4/super.c:242 ext4_bread_batch+0x268/0x500 fs/ext4/inode.c:958 __ext4_find_entry+0x448/0x10f0 fs/ext4/namei.c:1671 ext4_lookup_entry fs/ext4/namei.c:1774 [inline] ext4_lookup.part.0+0x359/0x6f0 fs/ext4/namei.c:1842 ext4_lookup+0x72/0x90 fs/ext4/namei.c:1839 __lookup_slow+0x257/0x480 fs/namei.c:1696 lookup_slow fs/namei.c:1713 [inline] walk_component+0x454/0x5c0 fs/namei.c:2004 link_path_walk.part.0+0x773/0xda0 fs/namei.c:2331 link_path_walk fs/namei.c:3826 [inline] path_openat+0x1b9/0x520 fs/namei.c:3826 do_filp_open+0x1b7/0x400 fs/namei.c:3857 do_sys_openat2+0x5dc/0x6e0 fs/open.c:1428 do_sys_open fs/open.c:1443 [inline] __do_sys_openat fs/open.c:1459 [inline] __se_sys_openat fs/open.c:1454 [inline] __x64_sys_openat+0x148/0x200 fs/open.c:1454 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_6 ---truncated---

Status

Package Ubuntu Release Status
linux 24.10 oracular
Fixed 6.11.0-21.21
24.04 LTS noble
Vulnerable
22.04 LTS jammy
Fixed 5.15.0-135.146
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
linux-allwinner-5.19 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored end of kernel support
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws 24.10 oracular
Fixed 6.11.0-1011.12
24.04 LTS noble
Vulnerable
22.04 LTS jammy
Fixed 5.15.0-1080.87
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
linux-aws-5.0 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored superseded by linux-aws-5.3
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-5.11 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-aws-5.13
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-5.13 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-aws-5.15
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Fixed 5.15.0-1080.87~20.04.1
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-5.19 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-aws-6.2
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-5.3 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored superseded by linux-aws-5.4
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-5.4 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-5.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-aws-5.11
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-6.2 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-aws-6.5
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-aws-6.8
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-6.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Not affected
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws-fips 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Fixed 5.15.0-1080.87+fips1
20.04 LTS focal FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Not affected
18.04 LTS bionic FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Not affected
16.04 LTS xenial FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro. Not in release
14.04 LTS trusty Not in release
linux-aws-hwe 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-azure 24.10 oracular
Fixed 6.11.0-1012.12
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 5.15.0-1084.93
20.04 LTS focal
Not affected
18.04 LTS bionic Ignored superseded by linux-azure-5.3
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
linux-azure-4.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-5.11 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-azure-5.13
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-5.13 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-azure-5.15
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Vulnerable, work in progress
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-5.19 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-azure-6.2
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-5.3 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored superseded by linux-azure-5.4
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-5.4 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-5.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-azure-5.11
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-6.2 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-azure-6.5
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-azure-6.8
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-6.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Not affected
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-edge 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored superseded by linux-azure-5.3
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-fde 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Vulnerable
20.04 LTS focal Ignored superseded by linux-azure-fde-5.15
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-fde-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Vulnerable
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-fde-5.19 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-azure-fde-6.2
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-fde-6.2 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored replaced by linux-azure-6.5
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-azure-fips 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Fixed 5.15.0-1083.92+fips1
20.04 LTS focal FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Not affected
18.04 LTS bionic FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Not affected
16.04 LTS xenial FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro. Not in release
14.04 LTS trusty Not in release
linux-bluefield 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Not affected
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-fips 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Fixed 5.15.0-135.146+fips1
20.04 LTS focal FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Not affected
18.04 LTS bionic FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Not affected
16.04 LTS xenial FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Not affected
14.04 LTS trusty Not in release
linux-gcp 24.10 oracular
Fixed 6.11.0-1011.11
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 5.15.0-1079.88
20.04 LTS focal
Not affected
18.04 LTS bionic Ignored superseded by linux-gcp-5.3
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-gcp-4.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-5.11 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-gcp-5.13
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-5.13 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-gcp-5.15
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Vulnerable, work in progress
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-5.19 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-gcp-6.2
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-5.3 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored superseded by linux-gcp-5.4
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-5.4 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-5.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-gcp-5.11
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-6.2 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-gcp-6.5
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-gcp-6.8
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-6.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Not affected
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gcp-fips 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Fixed 5.15.0-1079.88+fips1
20.04 LTS focal FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Not affected
18.04 LTS bionic FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro.
Not affected
16.04 LTS xenial FIPS Updates FIPS compliant package with security fixes. Available with Ubuntu Pro. Not in release
14.04 LTS trusty Not in release
linux-gke 24.10 oracular Not in release
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 5.15.0-1077.83
20.04 LTS focal Ignored end of kernel support
18.04 LTS bionic Not in release
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Not in release
linux-gke-4.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored superseded by linux-gke-5.0
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gke-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored end of kernel support
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gke-5.4 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored end of kernel support
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gkeop 24.10 oracular Not in release
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 5.15.0-1062.70
20.04 LTS focal Ignored end of kernel support
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gkeop-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored end of kernel support
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-gkeop-5.4 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored end of kernel support
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored replaced by linux-hwe-5.4
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-hwe-5.11 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-hwe-5.13
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-5.13 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-hwe-5.15
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Fixed 5.15.0-136.147~20.04.1
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-5.19 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-hwe-6.2
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-5.4 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-5.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-hwe-5.11
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-6.11 24.10 oracular Not in release
24.04 LTS noble
Fixed 6.11.0-21.21~24.04.1
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-6.2 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-hwe-6.5
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-hwe-6.8
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-6.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Vulnerable
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe-edge 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored superseded by linux-hwe-5.4
16.04 LTS xenial Ignored superseded by linux-hwe
14.04 LTS trusty Not in release
linux-ibm 24.10 oracular Not in release
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 5.15.0-1072.75
20.04 LTS focal
Not affected
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-ibm-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Vulnerable, work in progress
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-ibm-5.4 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-intel 24.10 oracular Not in release
24.04 LTS noble
Vulnerable
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-intel-5.13 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored end of kernel support
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-intel-iot-realtime 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Fixed 5.15.0-1073.75
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-intel-iotg 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Fixed 5.15.0-1075.81
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-intel-iotg-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Vulnerable, work in progress
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-iot 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Not affected
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-kvm 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Fixed 5.15.0-1076.81
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-lowlatency 24.10 oracular
Fixed 6.11.0-1011.12
24.04 LTS noble
Vulnerable
22.04 LTS jammy
Fixed 5.15.0-135.146
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lowlatency-hwe-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Fixed 5.15.0-135.146~20.04.1
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lowlatency-hwe-5.19 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-lowlatency-hwe-6.2
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lowlatency-hwe-6.11 24.10 oracular Not in release
24.04 LTS noble
Not affected
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lowlatency-hwe-6.2 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-lowlatency-hwe-6.5
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lowlatency-hwe-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-lowlatency-hwe-6.8
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lowlatency-hwe-6.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Vulnerable
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lts-xenial 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty
Not affected
linux-nvidia 24.10 oracular Not in release
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 5.15.0-1074.75
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-nvidia-6.2 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-nvidia-6.5
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-nvidia-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-nvidia-6.8
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-nvidia-6.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Not affected
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-nvidia-lowlatency 24.10 oracular Not in release
24.04 LTS noble
Not affected
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-nvidia-tegra 24.10 oracular Not in release
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 5.15.0-1033.33
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-nvidia-tegra-igx 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Fixed 5.15.0-1021.21
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored replaced by linux-hwe-5.4
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Not in release
linux-oem-5.10 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-oem-5.13
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-5.13 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-oem-5.14
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-5.14 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored replaced by linux-hwe-5.15
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-5.17 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-oem-6.1
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-5.6 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-oem-5.10
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-6.0 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-oem-6.1
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-6.1 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-oem-6.5
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-6.11 24.10 oracular Not in release
24.04 LTS noble
Fixed 6.11.0-1017.17
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-oem-6.8
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem-6.8 24.10 oracular Not in release
24.04 LTS noble
Vulnerable
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle 24.10 oracular
Fixed 6.11.0-1013.14
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 5.15.0-1077.83
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-oracle-5.0 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored superseded by linux-oracle-5.3
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle-5.11 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-oracle-5.13
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle-5.13 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-oracle-5.15
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Fixed 5.15.0-1077.83~20.04.1
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle-5.3 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Ignored superseded by linux-oracle-5.4
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle-5.4 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle-5.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-oracle-5.11
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-oracle-6.8
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oracle-6.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Not affected
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-raspi 24.10 oracular
Fixed 6.11.0-1010.10
24.04 LTS noble
Vulnerable
22.04 LTS jammy
Fixed 5.15.0-1074.77
20.04 LTS focal
Not affected
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-raspi-5.4 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-raspi-realtime 24.10 oracular Not in release
24.04 LTS noble
Not affected
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-raspi2 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored replaced by linux-raspi
18.04 LTS bionic Ignored end of standard support
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Not in release
linux-realtime 24.10 oracular
Fixed 6.11.0-1007.7
24.04 LTS noble
Not affected
22.04 LTS jammy
Fixed 5.15.0-1080.88
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-riscv 24.10 oracular
Fixed 6.11.0-21.21.1
24.04 LTS noble
Not affected
22.04 LTS jammy Ignored end of kernel support
20.04 LTS focal Ignored superseded by linux-riscv-5.8
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-riscv-5.11 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-riscv-5.13
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-riscv-5.15 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal
Fixed 5.15.0-1075.79~20.04.1
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-riscv-5.19 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored end of kernel support
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-riscv-5.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Ignored superseded by linux-riscv-5.11
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-riscv-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-riscv-6.8
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-riscv-6.8 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Not affected
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-starfive-5.19 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored end of kernel support
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-starfive-6.2 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored superseded by linux-starfive-6.5
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-starfive-6.5 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Ignored end of kernel support
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-xilinx-zynqmp 24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy
Fixed 5.15.0-1044.48
20.04 LTS focal
Not affected
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
linux

Severity score breakdown

Parameter Value
Base score 7.8 · High
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-7379-1
    • Linux kernel vulnerabilities
    • 27 March 2025
    • USN-7380-1
    • Linux kernel (Low Latency) vulnerabilities
    • 27 March 2025
    • USN-7381-1
    • Linux kernel (Low Latency) vulnerabilities
    • 27 March 2025
    • USN-7382-1
    • Linux kernel (OEM) vulnerabilities
    • 27 March 2025
    • USN-7387-1
    • Linux kernel vulnerabilities
    • 27 March 2025
    • USN-7388-1
    • Linux kernel vulnerabilities
    • 27 March 2025
    • USN-7387-3
    • Linux kernel (Real-time) vulnerabilities
    • 28 March 2025
    • USN-7389-1
    • Linux kernel (NVIDIA Tegra) vulnerabilities
    • 28 March 2025
    • USN-7390-1
    • Linux kernel (Xilinx ZynqMP) vulnerabilities
    • 28 March 2025
    • USN-7387-2
    • Linux kernel (FIPS) vulnerabilities
    • 28 March 2025
    • USN-7379-2
    • Linux kernel (Raspberry Pi) vulnerabilities
    • 1 April 2025
    • USN-7407-1
    • Linux kernel (HWE) vulnerabilities
    • 2 April 2025

Other references