========================================================================== Ubuntu Security Notice USN-7637-1 July 14, 2025
jpeg-xl vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS Summary: Several security issues were fixed in libjxl. Software Description: - jpeg-xl: Reference codec implementation for JPEG XL compressed raster image format Details: It was discovered that libjxl did not perform proper bounds checking when parsing Exif tags. An attacker could possibly use this issue to cause libjxl to crash, resulting in a denial of service. (CVE-2023-0645) It was discovered that libjxl did not perform proper bounds checking when decoding patches. An attacker could possibly use this issue to cause libjxl to enter an infinite loop, resulting in a denial of service. (CVE-2023-35790) It was discovered that libjxl did not perform proper bounds checking when performing JPEG recompression. An attacker could possibly use this issue to cause libjxl to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2024-11403) It was discovered that libjxl incorrectly handled parsing certain image files. An attacker could possibly use this issue to cause libjxl to consume excessive amounts of memory, resulting in a denial of service. (CVE-2024-11498) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS libjpegxl-java 0.7.0-10.2ubuntu6.1 libjxl-tools 0.7.0-10.2ubuntu6.1 libjxl0.7 0.7.0-10.2ubuntu6.1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-7637-1 CVE-2023-0645, CVE-2023-35790, CVE-2024-11403, CVE-2024-11498 Package Information: https://launchpad.net/ubuntu/+source/jpeg-xl/0.7.0-10.2ubuntu6.1
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