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USN-6813-1: OpenJDK 21 vulnerabilities

6 June 2024

Several security issues were fixed in OpenJDK 21.

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Releases

Packages

Details

It was discovered that the Hotspot component of OpenJDK 21 incorrectly
handled certain exceptions with specially crafted long messages. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2024-21011)

It was discovered that OpenJDK 21 incorrectly performed reverse DNS
query under certain circumstances in the Networking/HTTP client
component. An attacker could possibly use this issue to obtain sensitive
information. (CVE-2024-21012)

Vladimir Kondratyev discovered that the Hotspot component of OpenJDK 21
incorrectly handled address offset calculations in the C1 compiler. An
attacker could possibly use this issue to cause a denial of service
or execute arbitrary code. (CVE-2024-21068)

It was discovered that the Hotspot component of OpenJDK 21 incorrectly
handled array accesses in the C2 compiler. An attacker could possibly use
this issue to cause a denial of service or execute arbitrary code.
(CVE-2024-21094)

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-6811-1: openjdk-11-jdk-headless, openjdk-11-demo, openjdk-11-doc, openjdk-lts, openjdk-11-source, openjdk-11-jre, openjdk-11-jre-zero, openjdk-11-jre-headless, openjdk-11-jdk
  • USN-6812-1: openjdk-17-jre, openjdk-17-jdk-headless, openjdk-17-source, openjdk-17, openjdk-17-demo, openjdk-17-doc, openjdk-17-jre-headless, openjdk-17-jdk, openjdk-17-jre-zero
  • USN-6810-1: openjdk-8-demo, openjdk-8-jdk, openjdk-8-doc, openjdk-8, openjdk-8-jre-zero, openjdk-8-jdk-headless, openjdk-8-jre, openjdk-8-jre-headless, openjdk-8-source
  • USN-7096-1: openjdk-8-demo, openjdk-8-jdk, openjdk-8-jre-jamvm, openjdk-8-doc, openjdk-8, openjdk-8-jre-zero, openjdk-8-jdk-headless, openjdk-8-jre, openjdk-8-jre-headless, openjdk-8-source