{"id":"CVE-2026-93542","revision":"ec2e13e6d0cb41ae827b1a88b293fbec","records":[{"revision":"ec2e13e6d0cb41ae827b1a88b293fbec","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-93542","aliases":[],"title":"Out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes()","description":"An out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes() in libXi before 1.8.4 could be used by malicous servers to crash the X client.","state":0,"publishedAt":"2026-09-24T16:03:00.095+00:00","modifiedAt":"2026-09-24T17:18:26.217+00:00","affected":[{"ecosystem":"Vendor product","name":"libXi","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"x.org\",\n                    \"product\": \"libXi\",\n                    \"packageName\": \"libXi\",\n                    \"repo\": \"https://gitlab.freedesktop.org/xorg/lib/libxi\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"1.8.4\",\n                            \"versionType\": \"rpm\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","score":6.5,"severity":"MEDIUM"}],"references":["https://gitlab.freedesktop.org/xorg/lib/libxi/-/merge_requests/23/diffs?commit_id=f499944ad595b9bd7e7571c810842244caf150aa"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-93542","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-93542","identifiers":["CVE-2026-93542"]},"retained":false,"historicalAffected":[]}],"coverage":[]}