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