{"id":"SUSE-SU-2026:4796-1","summary":"Security update for libpng16","details":"This update for libpng16 fixes the following issue:\n\n- CVE-2026-46675: Use-after-free of zlib input in `png_read_end` after incomplete zTXt, iTXt or iCCP decompression\n  (bsc#1283183).\n\nChanges for libpng16:\n\n- version update to 1.6.59:\n * Fixed a regression introduced in version 1.6.47 that caused libpng to reject\n   hIST chunks in their correct position, after PLTE.\n * Prevented a double free of `png_struct` members after an allocation failure.\n * Applied fixes and updates to the CMake build.\n * Adopted the REUSE Specification for licensing the CI files.\n","modified":"2026-10-21T20:02:15.032918849Z","published":"2026-10-21T07:53:15Z","related":["CVE-2026-46675"],"upstream":["CVE-2026-46675"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20264796-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1283183"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-46675"}],"affected":[{"package":{"name":"libpng16","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP7","purl":"pkg:rpm/suse/libpng16&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.59-150600.3.26.1"}]}],"ecosystem_specific":{"binaries":[{"libpng16-compat-devel":"1.6.59-150600.3.26.1","libpng16-devel":"1.6.59-150600.3.26.1","libpng16-16":"1.6.59-150600.3.26.1","libpng16-16-32bit":"1.6.59-150600.3.26.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4796-1.json"}}],"schema_version":"1.9.0"}