{"id":"CVE-2026-93519","aliases":[],"title":"X.Org Server XFixes Pointer Barrier Event List Buffer Overflow","titleSource":"suse","descriptionSource":"suse","products":[{"vendor":"x.org","name":"xorg-x11-server","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"21.1.25","versionType":"rpm"}],"defaultStatus":"unaffected","source":"suse","url":"https://www.cve.org/CVERecord?id=CVE-2026-93519"},{"vendor":"x.orgg","name":"xwayland","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"24.1.14","versionType":"rpm"}],"defaultStatus":"unaffected","source":"suse","url":"https://www.cve.org/CVERecord?id=CVE-2026-93519"}],"remediation":[],"description":"A buffer overflow when handling pointer barriers in the XFIXES extension in X.Org X server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to crash or potentially execute code in X server context.","severity":"high","score":7.8,"published":"2026-10-28T14:41:33.873Z","modified":"2026-10-28T14:41:33.873Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://gitlab.freedesktop.org/xorg/xserver/-/commit/1f42cc1f00d9c6d46978ae82dba8a52f4d902369"],"sources":[{"name":"CVE","id":"CVE-2026-93519","modified":"2026-10-28T14:41:33.873Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-93519"}],"assessments":[{"source":"suse","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8}],"sourceAffected":[],"kev":{"status":"not-listed","checkedAt":"2026-10-29T05:40:32.739Z"},"coverage":[{"source":"NVD","status":"no-result","checkedAt":"2026-10-28T15:10:31.381Z","attemptedAt":"2026-10-28T15:10:31.381Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-10-28T15:10:31.383Z","attemptedAt":"2026-10-28T15:10:31.383Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-28T15:10:31.382Z","attemptedAt":"2026-10-28T15:10:31.382Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-10-28T15:10:31.383Z","attemptedAt":"2026-10-28T15:10:31.383Z"}],"evidence":[{"source":"ENISA EUVD","id":"EUVD-2026-112123","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-112123","modified":"Oct 28, 2026, 2:41:33 PM","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","checkedAt":"2026-10-28T15:10:31.382Z"}]}