{"id":"CVE-2026-119777","aliases":["DEBIAN-CVE-2026-119777","EUVD-2026-114266","GHSA-hcw3-4f5p-2hh5","UBUNTU-CVE-2026-119777"],"status":"published","title":"Gstreamer1-plugins-bad-free: gstreamer1-plugins-bad-free: stack buffer overflow in h.266/vvc parser","description":"A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00562,"percentile":0.47218,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2026-10-30T17:59:41Z","modified":"2026-11-12T10:00:07Z","fixes":[{"ecosystem":"Debian:14","package":"gst-plugins-bad1.0","fixed_in":["1.28.2-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"gst-plugins-bad1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.22.0-4","1.22.0-4+deb12u1","1.22.0-4+deb12u2","1.22.0-4+deb12u3","1.22.0-4+deb12u4","1.22.0-4+deb12u5","1.22.0-4+deb12u6","1.22.0-4+deb12u7","1.22.0-4+deb12u8","1.22.1-1","1.22.10-1","1.22.3-1","1.22.3-2","1.22.4-1","1.22.7-1","1.22.8-1","1.22.9-1","1.22.9-2","1.23.1-1","1.23.2-1","1.23.90-1","1.24.0-1","1.24.1-1","1.24.1-2","1.24.1-3","1.24.1-4","1.24.10-1","1.24.10-2","1.24.10-2+hurd.1","1.24.10-3","1.24.11-1","1.24.11-2","1.24.11-3","1.24.12-1","1.24.12-2","1.24.12-3","1.24.2-1","1.24.2-2","1.24.2-3","1.24.2-4","1.24.3-1","1.24.4-1","1.24.4-2","1.24.5-1","1.24.6-1","1.24.7-1","1.24.8-1","1.24.8-2","1.24.9-1","1.25.1-1","1.25.1-2","1.25.1-3","1.25.50-1","1.25.90-1","1.25.90-2","1.25.90-3","1.26.0-1","1.26.1-1","1.26.10-1","1.26.10-2","1.26.2-1","1.26.2-2","1.26.2-3","1.26.3-1","1.26.4-1","1.26.5-1","1.26.5-2","1.26.6-1","1.26.6-2","1.26.6-3","1.26.6-4","1.26.6-5","1.26.7-1","1.26.7-2","1.26.8-1","1.26.9-1","1.27.1-1","1.27.2-1","1.27.50-1","1.27.90-1","1.27.90-2","1.27.90-3","1.28.0-1","1.28.1-1","1.28.1-2","1.28.1-3","1.28.2-1","1.28.2-2","1.28.3-1","1.28.4-1","1.28.5-1","1.28.5-2","1.28.6-1","1.28.7-1","1.28.7-2","1.28.8-1","1.28.9-1","1.29.1-1","1.29.2-1","1.29.2-2"]},{"source":"osv","ecosystem":"Debian:13","package":"gst-plugins-bad1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.26.10-1","1.26.10-2","1.26.2-3","1.26.2-3+deb13u1","1.26.2-3+deb13u2","1.26.2-3+deb13u3","1.26.3-1","1.26.4-1","1.26.5-1","1.26.5-2","1.26.6-1","1.26.6-2","1.26.6-3","1.26.6-4","1.26.6-5","1.26.7-1","1.26.7-2","1.26.8-1","1.26.9-1","1.27.1-1","1.27.2-1","1.27.50-1","1.27.90-1","1.27.90-2","1.27.90-3","1.28.0-1","1.28.1-1","1.28.1-2","1.28.1-3","1.28.2-1","1.28.2-2","1.28.3-1","1.28.4-1","1.28.5-1","1.28.5-2","1.28.6-1","1.28.7-1","1.28.7-2","1.28.8-1","1.28.9-1","1.29.1-1","1.29.2-1","1.29.2-2"]},{"source":"osv","ecosystem":"Debian:14","package":"gst-plugins-bad1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.28.2-1"}]}],"versions":["1.26.10-1","1.26.10-2","1.26.2-3","1.26.3-1","1.26.4-1","1.26.5-1","1.26.5-2","1.26.6-1","1.26.6-2","1.26.6-3","1.26.6-4","1.26.6-5","1.26.7-1","1.26.7-2","1.26.8-1","1.26.9-1","1.27.1-1","1.27.2-1","1.27.50-1","1.27.90-1","1.27.90-2","1.27.90-3","1.28.0-1","1.28.1-1","1.28.1-2","1.28.1-3"]}],"products":[{"vendor":"red hat","product":"red hat enterprise linux 10"},{"vendor":"red hat","product":"red hat enterprise linux 10.2 extended update support"},{"vendor":"red hat","product":"red hat enterprise linux 7"},{"vendor":"red hat","product":"red hat enterprise linux 8"},{"vendor":"red hat","product":"red hat enterprise linux 9"}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:98621","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:99118","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-119777","tags":["vdb-entry","x_refsource_REDHAT","report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2564164","tags":["issue-tracking","x_refsource_REDHAT","report"]},{"url":"https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/11241","tags":["report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119777"},{"url":"https://github.com/advisories/GHSA-hcw3-4f5p-2hh5"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-119777","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-119777","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-119777","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-119777","title":"Gstreamer1-plugins-bad-free: gstreamer1-plugins-bad-free: stack buffer overflow in h.266/vvc parser","description":"A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.","status":"published","published":"2026-10-30T17:59:41.041Z","modified":"2026-11-11T22:35:11.648Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-11T23:34:19.782894Z"}],"euvd":[{"id":"EUVD-2026-114266","description":"A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.","status":"published","published":"2026-10-30T17:59:41Z","modified":"2026-11-11T22:35:11Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-11T23:30:56.254469Z"}],"ghsa":[{"id":"GHSA-hcw3-4f5p-2hh5","title":"A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H...","description":"A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.","status":"published","published":"2026-10-30T18:32:44Z","modified":"2026-11-12T00:32:55Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-12T00:37:18.265111Z"}],"nvd":[{"id":"CVE-2026-119777","description":"A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.","status":"published","published":"2026-10-30T18:17:27.427Z","modified":"2026-11-11T23:17:10.593Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-12T01:27:02.288475Z"}],"osv":[{"id":"DEBIAN-CVE-2026-119777","description":"A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.","status":"published","published":"2026-10-30T18:17:27.427Z","modified":"2026-11-12T10:00:07.565375726Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-12T10:16:18.390123Z"},{"id":"UBUNTU-CVE-2026-119777","description":"A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.","status":"withdrawn","published":"2026-10-30T18:17:00Z","modified":"2026-11-10T02:50:21.700078917Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-10T03:18:58.105788Z"}]}}