{"id":"CVE-2025-59730","aliases":["ALPINE-CVE-2025-59730","DEBIAN-CVE-2025-59730","EUVD-2025-32191","GHSA-3x55-g2vp-hv3w","UBUNTU-CVE-2025-59730"],"status":"published","title":"Heap-buffer-overflow write in FFmpeg SANM decoding due to lack of bounds-checking in old_codec48","description":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it.\n\nFrames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution.\n\nThis codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow.\n\nprocess_frame_obj initializes the buffers based on the frame resolution:\n\n\n\nWe recommend upgrading to version 8.0 or beyond.","severity":{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00164,"percentile":0.05627,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2025-10-06T08:09:11Z","modified":"2026-11-03T06:33:00Z","fixes":[{"ecosystem":"Alpine:v3.23","package":"ffmpeg","fixed_in":["8.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"ffmpeg","fixed_in":["8.0-r0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.23","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0-r0"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"libav","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6:0.8.7-1ubuntu2","6:9.10-1ubuntu1","6:9.10-1ubuntu2","6:9.10-1ubuntu5","6:9.10-1ubuntu6","6:9.10-1ubuntu7","6:9.11-2ubuntu1","6:9.11-2ubuntu2","6:9.13-0ubuntu0.14.04.1","6:9.14-0ubuntu0.14.04.1","6:9.16-0ubuntu0.14.04.1","6:9.18-0ubuntu0.14.04.1","6:9.20-0ubuntu0.14.04.1","6:9.20-0ubuntu0.14.04.1+esm1"]}],"products":[{"vendor":"ffmpeg","product":"ffmpeg"}],"references":[{"url":"https://issuetracker.google.com/434637586","tags":["web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59730","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-3x55-g2vp-hv3w"},{"url":"https://security.alpinelinux.org/vuln/CVE-2025-59730","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/59xxx/CVE-2025-59730.json","tags":["advisory"]},{"url":"https://git.ffmpeg.org/ffmpeg.git","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-59730","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-59730","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-59730","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-59730","title":"Heap-buffer-overflow write in FFmpeg SANM decoding due to lack of bounds-checking in old_codec48","description":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it.\n\nFrames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution.\n\nThis codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow.\n\nprocess_frame_obj initializes the buffers based on the frame resolution:\n\n\n\nWe recommend upgrading to version 8.0 or beyond.","status":"published","published":"2025-10-06T08:09:11.029Z","modified":"2025-10-06T16:23:59.447Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:32:47.812946Z"}],"euvd":[{"id":"EUVD-2025-32191","description":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it.\n\nFrames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution.\n\nThis codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow.\n\nprocess_frame_obj initializes the buffers based on the frame resolution:\n\n\n\nWe recommend upgrading to version 8.0 or beyond.","status":"published","published":"2025-10-06T08:09:11Z","modified":"2025-10-06T16:23:59Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N","level":"medium"}],"updated_at":"2026-11-02T20:31:35.828093Z"}],"ghsa":[{"id":"GHSA-3x55-g2vp-hv3w","title":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the...","description":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it.\n\nFrames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution.\n\nThis codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow.\n\nprocess_frame_obj initializes the buffers based on the frame resolution:\n\n\n\nWe recommend upgrading to version 8.0 or beyond.","status":"published","published":"2025-10-06T09:30:20Z","modified":"2025-10-06T09:30:20Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:03:51.880401Z"}],"nvd":[{"id":"CVE-2025-59730","description":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it.\n\nFrames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution.\n\nThis codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow.\n\nprocess_frame_obj initializes the buffers based on the frame resolution:\n\n\n\nWe recommend upgrading to version 8.0 or beyond.","status":"published","published":"2025-10-06T08:15:34.61Z","modified":"2026-10-19T16:10:00.26Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:11:35.93863Z"}],"osv":[{"id":"ALPINE-CVE-2025-59730","description":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it.\n\nFrames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution.\n\nThis codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow.\n\nprocess_frame_obj initializes the buffers based on the frame resolution:\n\n\n\nWe recommend upgrading to version 8.0 or beyond.","status":"published","published":"2025-10-06T08:15:34.61Z","modified":"2026-11-03T06:33:00.898216369Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"updated_at":"2026-11-03T07:15:53.944853Z"},{"id":"CVE-2025-59730","title":"Heap-buffer-overflow write in FFmpeg SANM decoding due to lack of bounds-checking in old_codec48","description":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it.\n\nFrames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution.\n\nThis codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow.\n\nprocess_frame_obj initializes the buffers based on the frame resolution:\n\n\n\nWe recommend upgrading to version 8.0 or beyond.","status":"published","published":"2025-10-06T08:09:11.029Z","modified":"2026-10-28T02:30:38.603281894Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:44:51.516975Z"},{"id":"UBUNTU-CVE-2025-59730","description":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it. Frames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution. This codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow. process_frame_obj initializes the buffers based on the frame resolution: We recommend upgrading to version 8.0 or beyond.","status":"published","published":"2025-10-06T08:15:00Z","modified":"2026-04-22T16:07:48.359395Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:55:50.817402Z"},{"id":"DEBIAN-CVE-2025-59730","description":"When decoding a frame for a SANM file (ANIM v0 variant), the decoded data can be larger than the buffer allocated for it.  Frames encoded with codec 48 can specify their resolution (width x height). A buffer of appropriate size is allocated depending on the resolution.  This codec can encode the frame contents using a run-length encoding algorithm. There are no checks that the decoded frame fits in the allocated buffer, leading to a heap-buffer-overflow.  process_frame_obj initializes the buffers based on the frame resolution:    We recommend upgrading to version 8.0 or beyond.","status":"withdrawn","published":"2025-10-06T08:15:34Z","modified":"2025-11-04T14:23:45.852191Z","updated_at":"2026-11-02T15:45:47.697959Z"}]}}