Ubuntu 24.04 LTS: USN-6931-1 Moderate: OpenJDK 17 Code Execution Risks

ubuntu

July 31, 2024

Several security issues were fixed in OpenJDK 17.

Summary

Several security issues were fixed in OpenJDK 17.

Software Description:

- openjdk-17: Open Source Java implementation

Details:

It was discovered that the Hotspot component of OpenJDK 17 was not properly

performing bounds when handling certain UTF-8 strings, which could lead to

a buffer overflow. An attacker could possibly use this issue to cause a

denial of service or execute arbitrary code. (CVE-2024-21131)

It was discovered that the Hotspot component of OpenJDK 17 could be made to

run into an infinite loop. If an automated system were tricked into

processing excessively large symbols, an attacker could possibly use this

issue to cause a denial of service. (CVE-2024-21138)

It was discovered that the Hotspot component of OpenJDK 17 did not

properly perform range check elimination. An attacker could possibly use

this issue to cause a denial of service, execute arbitrary code or bypass

Java sandbox restrictions. (CVE-2024-21140)

Sergey Bylokhov discovered...

Read the Full Advisory

Topics Covered

security advisory denial of service buffer overflow code execution Ubuntu OpenJDK JDK update

Update Instructions

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

Ubuntu 24.04 LTS
   openjdk-17-jdk                  17.0.12+7-1ubuntu2~24.04
   openjdk-17-jdk-headless         17.0.12+7-1ubuntu2~24.04
   openjdk-17-jre                  17.0.12+7-1ubuntu2~24.04
   openjdk-17-jre-headless         17.0.12+7-1ubuntu2~24.04
   openjdk-17-jre-zero             17.0.12+7-1ubuntu2~24.04

Ubuntu 22.04 LTS
   openjdk-17-jdk                  17.0.12+7-1ubuntu2~22.04
   openjdk-17-jdk-headless         17.0.12+7-1ubuntu2~22.04
   openjdk-17-jre                  17.0.12+7-1ubuntu2~22.04
   openjdk-17-jre-headless         17.0.12+7-1ubuntu2~22.04
   openjdk-17-jre-zero             17.0.12+7-1ubuntu2~22.04

Ubuntu 20.04 LTS
   openjdk-17-jdk                  17.0.12+7-1ubuntu2~20.04
   openjdk-17-jdk-headless         17.0.12+7-1ubuntu2~20.04
   openjdk-17-jre                  17.0.12+7-1ubuntu2~20.04
   openjdk-17-jre-headless         17.0.12+7-1ubuntu2~20.04
   openjdk-17-jre-zero             17.0.12+7-1ubuntu2~20.04

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