{"id":"CVE-2026-94285","title":"An out-of-bounds read in libX11's byte-oriented codeset parser in libX11 before 1.8.14 could be used by malicious X servers to crash attached X clients.","summary":"An out-of-bounds read in libX11's byte-oriented codeset parser in libX11 before 1.8.14 could be used by malicious X servers to crash attached X clients.","severity":"medium","cvss":5.1,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","cwe":["CWE-125"],"vendor":"x.org","product":"libX11","affected":["libX11 < 1.8.14"],"published":"2026-09-28","updated":"2026-09-28","sourceUpdated":"2026-09-28T09:17:08.353","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-94285","references":[{"url":"https://gitlab.freedesktop.org/xorg/lib/libx11/-/merge_requests/310/diffs?commit_id=980868483446f24f9658d26aa5bfa42f3da6dd3a","label":"meissner@suse.de"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-28T09:06:28.559Z","slug":"CVE-2026-94285","body":"## Overview\n\nAn out-of-bounds read in libX11's byte-oriented codeset parser in libX11 before 1.8.14 could be used by malicious X servers to crash attached X clients.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":28,"depthScoreParts":{"impact":28.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}