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USN-7124-1: OpenJDK 23 vulnerabilities

24 November 2024

Several security issues were fixed in OpenJDK 23.

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Releases

Packages

Details

Andy Boothe discovered that the Networking component of OpenJDK 23 did not
properly handle access under certain circumstances. An unauthenticated
attacker could possibly use this issue to cause a denial of service.
(CVE-2024-21208)

It was discovered that the Hotspot component of OpenJDK 23 did not properly
handle vectorization under certain circumstances. An unauthenticated
attacker could possibly use this issue to access unauthorized resources
and expose sensitive information. (CVE-2024-21210, CVE-2024-21235)

It was discovered that the Serialization component of OpenJDK 23 did not
properly handle deserialization under certain circumstances. An
unauthenticated attacker could possibly use this issue to cause a denial
of service. (CVE-2024-21217)

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.

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Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 24.10

This update uses a new upstream release, which includes additional bug
fixes. After a standard system update you need to restart Java
applications to make all the necessary changes.

References

Related notices

  • USN-7096-1: openjdk-8-jre, openjdk-8-jdk, openjdk-8-doc, openjdk-8-jre-headless, openjdk-8-jre-jamvm, openjdk-8-source, openjdk-8-jdk-headless, openjdk-8, openjdk-8-jre-zero, openjdk-8-demo
  • USN-7097-1: openjdk-11-jdk-headless, openjdk-11-jre-headless, openjdk-11-jre-zero, openjdk-11-source, openjdk-11-demo, openjdk-11-doc, openjdk-11-jre, openjdk-lts, openjdk-11-jdk
  • USN-7098-1: openjdk-17, openjdk-17-jre, openjdk-17-source, openjdk-17-jdk-headless, openjdk-17-doc, openjdk-17-jre-zero, openjdk-17-jre-headless, openjdk-17-jdk, openjdk-17-demo
  • USN-7099-1: openjdk-21-jre-zero, openjdk-21-source, openjdk-21-jre-headless, openjdk-21-demo, openjdk-21-jre, openjdk-21-jdk-headless, openjdk-21-jdk, openjdk-21-testsupport, openjdk-21, openjdk-21-doc

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