{"id":"ALSA-2026:28233","summary":"Moderate: libpng security update","details":"The libpng packages contain a library of functions for creating and manipulating Portable Network Graphics (PNG) image format files.  \n\nSecurity Fix(es):  \n\n  * libpng: libpng: Arbitrary code execution due to use-after-free vulnerability (CVE-2026-33416)\n  * libpng: libpng: Information disclosure and denial of service via out-of-bounds read/write in Neon palette expansion (CVE-2026-33636)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-06-24T13:45:03.463744690Z","published":"2026-06-23T00:00:00Z","related":["CVE-2026-33416","CVE-2026-33636"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:28233"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-33416"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-33636"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2451805"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2451819"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-28233.html"}],"affected":[{"package":{"name":"libpng","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/libpng"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.6.40-11.el10_2.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:28233.json"}},{"package":{"name":"libpng-devel","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/libpng-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.6.40-11.el10_2.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:28233.json"}}],"schema_version":"1.7.5"}