{"schema_version": "1.7.0", "id": "RLSA-2026:4306", "modified": "2026-03-12T12:09:41.405173Z", "published": "2026-03-12T12:01:58.355924Z", "upstream": ["CVE-2026-22695", "CVE-2026-22801", "CVE-2026-25646"], "summary": "Important: mingw-libpng security update", "details": "MinGW Windows Libpng library.\n\nSecurity Fix(es):\n\n* libpng: libpng: Information disclosure and denial of service via integer truncation in simplified write API (CVE-2026-22801)\n\n* libpng: libpng: Denial of service and information disclosure via heap buffer over-read in png_image_finish_read (CVE-2026-22695)\n\n* libpng: LIBPNG has a heap buffer overflow in png_set_quantize (CVE-2026-25646)\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.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:8", "name": "mingw-libpng", "purl": "pkg:rpm/rocky-linux/mingw-libpng?distro=rocky-linux-8-x86-64&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:1.6.34-2.el8_10"}], "database_specific": {"yum_repository": "PowerTools"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:4306"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2428824"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2428825"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2438542"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}