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CVE-2017-12995

Publication date 13 September 2017

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

The DNS parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-domain.c:ns_print().

Status

Package Ubuntu Release Status
tcpdump 17.04 zesty
Fixed 4.9.2-0ubuntu0.17.04.2
16.04 LTS xenial
Fixed 4.9.2-0ubuntu0.16.04.1
14.04 LTS trusty
Fixed 4.9.2-0ubuntu0.14.04.1

Patch details

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

Package Patch details
tcpdump

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3415-2
    • tcpdump vulnerabilities
    • 14 September 2017
    • USN-3415-1
    • tcpdump vulnerabilities
    • 14 September 2017

Other references