========================================================================== Ubuntu Security Notice USN-7993-1 February 02, 2026
libpng1.6 vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS Summary: libpng could be made to crash if it opened a specially crafted file. Software Description: - libpng1.6: PNG (Portable Network Graphics) file library Details: It was discovered that libpng incorrectly handled memory when processing certain malformed PNG files. If a user or automated system were tricked into opening a specially crafted PNG file, an attacker could use this issue to cause libpng to crash, resulting in a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS libpng16-16t64 1.6.43-5ubuntu0.4 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-7993-1 CVE-2025-28162, CVE-2025-28164 Package Information: https://launchpad.net/ubuntu/+source/libpng1.6/1.6.43-5ubuntu0.4
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