Source: libpng1.6 Version: 1.6.50-1 Severity: important Tags: security upstream Forwarded: https://github.com/pnggroup/libpng/pull/748 X-Debbugs-Cc: [email protected], Debian Security Team <[email protected]>
Hi, The following vulnerability was published for libpng1.6. CVE-2025-64505[0]: | Heap buffer over-read in `png_do_quantize` via malformed palette | index If you fix the vulnerability please also make sure to include the CVE (Common Vulnerabilities & Exposures) id in your changelog entry. For further information see: [0] https://security-tracker.debian.org/tracker/CVE-2025-64505 https://www.cve.org/CVERecord?id=CVE-2025-64505 [1] https://github.com/pnggroup/libpng/pull/748 [2] https://github.com/pnggroup/libpng/security/advisories/GHSA-4952-h5wq-4m42 [3] https://www.openwall.com/lists/oss-security/2025/11/22/1 Please adjust the affected versions in the BTS as needed. Regards, Salvatore

