Your submission was sent successfully! Close

Thank you for contacting us. A member of our team will be in touch shortly. Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-5388-2: OpenJDK vulnerabilities

26 April 2022

Several security issues were fixed in OpenJDK.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

Details

It was discovered that OpenJDK incorrectly verified ECDSA signatures. An
attacker could use this issue to bypass the signature verification process.
(CVE-2022-21449)

It was discovered that OpenJDK incorrectly limited memory when compiling a
specially crafted XPath expression. An attacker could possibly use this
issue to cause a denial of service. (CVE-2022-21426)

It was discovered that OpenJDK incorrectly handled converting certain
object arguments into their textual representations. An attacker could
possibly use this issue to cause a denial of service. (CVE-2022-21434)

It was discovered that OpenJDK incorrectly validated the encoded length of
certain object identifiers. An attacker could possibly use this issue to
cause a denial of service. (CVE-2022-21443)

It was discovered that OpenJDK incorrectly validated certain paths. An
attacker could possibly use this issue to bypass the secure validation
feature and expose sensitive information in XML files. (CVE-2022-21476)

It was discovered that OpenJDK incorrectly parsed certain URI strings. An
attacker could possibly use this issue to make applications accept
invalid of malformed URI strings. (CVE-2022-21496)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Related notices

  • USN-5388-1: openjdk-lts, openjdk-11-demo, openjdk-11-doc, openjdk-11-jre-zero, openjdk-11-source, openjdk-11-jre-headless, openjdk-11-jdk, openjdk-11-jdk-headless, openjdk-11-jre
  • USN-5546-1: openjdk-17-doc, openjdk-8-source, openjdk-lts, openjdk-18-source, openjdk-17-jre-headless, openjdk-11-doc, openjdk-8-jdk, openjdk-18, openjdk-17-jdk-headless, openjdk-18-demo, openjdk-18-doc, openjdk-8-jre-zero, openjdk-11-jdk-headless, openjdk-17-jdk, openjdk-11-jre, openjdk-8-jre, openjdk-18-jre-zero, openjdk-18-jre, openjdk-11-source, openjdk-18-jdk, openjdk-8-jre-headless, openjdk-8-jdk-headless, openjdk-17, openjdk-8, openjdk-17-jre, openjdk-17-jre-zero, openjdk-11-jdk, openjdk-18-jre-headless, openjdk-11-demo, openjdk-18-jdk-headless, openjdk-17-demo, openjdk-8-demo, openjdk-11-jre-zero, openjdk-11-jre-headless, openjdk-8-doc, openjdk-17-source
  • USN-5546-2: openjdk-8-jre, openjdk-8-jre-jamvm, openjdk-8-source, openjdk-8-jdk-headless, openjdk-8-demo, openjdk-8-jdk, openjdk-8, openjdk-8-doc, openjdk-8-jre-zero, openjdk-8-jre-headless