{"schema_version": "1.7.0", "id": "RLSA-2026:33501", "modified": "2026-07-01T12:06:49.212382Z", "published": "2026-07-01T12:03:26.775911Z", "upstream": ["CVE-2026-26740"], "summary": "Important: giflib security update", "details": "giflib is a library for reading and writing gif images.\n\nSecurity Fix(es):\n\n* giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension (CVE-2026-26740)\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:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:9", "name": "giflib", "purl": "pkg:rpm/rocky-linux/giflib?distro=rocky-linux-9&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:5.2.1-10.el9_8.2"}], "database_specific": {"yum_repository": "AppStream"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:33501"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448747"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}