{"schema":"threatline.record/2","record":{"id":"CVE-2026-93536","aliases":[],"summary":"X.Org Server GestureBuildSprite Use-After-Free","details":"A use after free caused by missing lifecycle management of gesture sprites in GestureBuildSprite() in X.Org X Server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to crash the X server or potentially execute code.","categories":["Unclassified"],"product":"xorg-x11-server","vendor":"x.org","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93536","source_modified_at":"2026-10-28T16:33:33.815Z","fetched_at":"2026-10-28T20:58:01.013507Z","product":"xorg-x11-server","vendor":"x.org","versions":[{"status":"affected","version":"0","lessThan":"21.1.25","versionType":"rpm"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93536","source_modified_at":"2026-10-28T16:33:33.815Z","fetched_at":"2026-10-28T20:58:01.013507Z","product":"xwayland","vendor":"x.org","versions":[{"status":"affected","version":"0","lessThan":"24.1.14","versionType":"rpm"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93536","source_modified_at":"2026-10-28T16:33:33.815Z","fetched_at":"2026-10-28T20:58:01.013507Z","package":{"name":"xorg-x11-server","ecosystem":null},"version":"21.1.25","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93536","source_modified_at":"2026-10-28T16:33:33.815Z","fetched_at":"2026-10-28T20:58:01.013507Z","package":{"name":"xwayland","ecosystem":null},"version":"24.1.14","basis":"first unaffected version stated in the CVE record"}],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-28T16:33:33.815Z","modified_at":"2026-10-28T16:33:33.815Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-93536","fetched_at":"2026-10-28T20:58:01.013507Z","source_modified_at":"2026-10-28T16:33:33.815Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://gitlab.freedesktop.org/xorg/xserver/-/commit/efcfd8acc754c5ac4b2555ff375dd5101d735b0a","tags":["patch"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-28T16:33:33.815Z","content_hash":"0c5a635119552c2f9724f5dbedb9a7f2e2cdacedf6af46159387c3bbfed028a4"}}