========================================================================== Ubuntu Security Notice USN-8252-1 May 07, 2026
openjpeg2 vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 26.04 LTS - Ubuntu 25.10 - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS Summary: OpenJPEG could be made to crash or run programs when encoding image files. Software Description: - openjpeg2: JPEG 2000 image compression/decompression library Details: It was discovered that OpenJPEG did not properly handle memory when encoding image files. An attacker could use this issue to cause OpenJPEG to crash, resulting in a denial of service, or possibly execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 26.04 LTS libopenjp2-7 2.5.4-1ubuntu0.1 Ubuntu 25.10 libopenjp2-7 2.5.3-2.1ubuntu0.1 Ubuntu 24.04 LTS libopenjp2-7 2.5.0-2ubuntu0.5 Ubuntu 22.04 LTS libopenjp2-7 2.4.0-6ubuntu0.5 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-8252-1 CVE-2026-6192 Package Information: https://launchpad.net/ubuntu/+source/openjpeg2/2.5.4-1ubuntu0.1 https://launchpad.net/ubuntu/+source/openjpeg2/2.5.3-2.1ubuntu0.1 https://launchpad.net/ubuntu/+source/openjpeg2/2.5.0-2ubuntu0.5 https://launchpad.net/ubuntu/+source/openjpeg2/2.4.0-6ubuntu0.5
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