{"id":"CVE-2026-125237","title":"FFmpeg 8.1 through 9.0.2 Denial of Service via DPX Vulkan Hwaccel Error Path","summary":"FFmpeg 8.1 through 9.0.2 contains a denial of service vulnerability in libavcodec/dpx.c that leaves dpx->hwaccel_picture_private allocated when Vulkan hwaccel callbacks fail. Attackers can supply crafted DPX images that make start_frame,…","severity":"medium","cvss":4.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-617"],"vendor":"FFmpeg","product":"FFmpeg","affected":["FFmpeg >= 8.1 <= 9.0.2"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-09T20:57:10.506828Z"},"published":"2026-11-09","updated":"2026-11-09","sourceUpdated":"2026-11-09T21:06:53.791Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-125237","references":[{"url":"https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25136"},{"url":"https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/dpx.c#L786"},{"url":"https://github.com/FFmpeg/FFmpeg"},{"url":"https://www.vulncheck.com/advisories/ffmpeg-8.1-through-9.0.2-denial-of-service-via-dpx-vulkan-hwaccel-error-path","label":"VulnCheck Advisory: FFmpeg 8.1 through 9.0.2 Denial of Service via DPX Vulkan Hwaccel Error Path"}],"tags":["cve.org"],"ingestedAt":"2026-11-09T19:18:02.586Z","slug":"CVE-2026-125237","body":"## Overview\n\nFFmpeg 8.1 through 9.0.2 contains a denial of service vulnerability in libavcodec/dpx.c that leaves dpx->hwaccel_picture_private allocated when Vulkan hwaccel callbacks fail. Attackers can supply crafted DPX images that make start_frame, decode_slice or end_frame fail, triggering an av_assert0 abort on the next frame and terminating the decoding application.\n\n## Affected\n\n- `FFmpeg >= 8.1 <= 9.0.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":25.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}