{"id":"CVE-2026-119842","title":"Gst-plugins-base: gst-plugins-base: null-pointer dereference in mdvdsub subtitle parser via missing closing-brace check","summary":"A flaw was found in GStreamer's gst-plugins-base MicroDVD subtitle parser. When processing a specially crafted subtitle file, the parser may dereference a NULL pointer, causing the application to crash when a user opens or plays media wi…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-476"],"vendor":"Red Hat","product":"gstreamer1-plugins-base","affected":["gstreamer1-plugins-base (all versions)","gstreamer-plugins-base (all versions)","gstreamer1-plugins-base (all versions)","gstreamer-plugins-base (all versions)","gstreamer1-plugins-base (all versions)","gstreamer1-plugins-base (all versions)"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-30T21:18:13.069146Z"},"published":"2026-10-30","updated":"2026-11-05","sourceUpdated":"2026-11-05T17:05:29.466Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-119842","references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-119842"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2564183","label":"RHBZ#2564183"},{"url":"https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/11238.patch"},{"url":"https://gstreamer.freedesktop.org/security/sa-2026-0019.html"}],"tags":["cve.org"],"epss":0.00332,"epssPercentile":0.26502,"ingestedAt":"2026-11-05T22:38:31.420Z","slug":"CVE-2026-119842","body":"## Overview\n\nA flaw was found in GStreamer's gst-plugins-base MicroDVD subtitle parser. When processing a specially crafted subtitle file, the parser may dereference a NULL pointer, causing the application to crash when a user opens or plays media with a malformed MicroDVD (.sub) subtitle file.\n\n## Affected\n\n- `gstreamer1-plugins-base (all versions)`\n- `gstreamer-plugins-base (all versions)`\n- `gstreamer1-plugins-base (all versions)`\n- `gstreamer-plugins-base (all versions)`\n- `gstreamer1-plugins-base (all versions)`\n- `gstreamer1-plugins-base (all versions)`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n### Workarounds\n\nAvoid untrusted MicroDVD (.sub) subtitle files; disable automatic subtitle loading if supported.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}