{"id":"CVE-2020-36407","aliases":["DEBIAN-CVE-2020-36407","EUVD-2020-23935","GHSA-5fvj-fm55-q8qx","PYSEC-2021-892"],"status":"published","title":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","description":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01413,"percentile":0.72911,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2021-07-01T02:53:11Z","modified":"2026-10-26T12:02:49Z","fixes":[{"ecosystem":"Debian:12","package":"libavif","fixed_in":["0.8.2-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libavif","fixed_in":["0.8.2-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libavif","fixed_in":["0.8.2-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libavif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.2-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"libavif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.2-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libavif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.2-1"}]}]},{"source":"osv","ecosystem":"PyPI","package":"avif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.8.0"},{"last_affected":"0.8.1"}]}],"versions":["0.1.0","0.1.1","0.2.0","0.2.1","0.2.2","0.2.3","0.2.4","0.3.0","0.4.0","0.5.0"]}],"products":[{"vendor":"aomedia","product":"libavif"}],"references":[{"url":"https://github.com/AOMediaCodec/libavif/commit/0a8e7244d494ae98e9756355dfbfb6697ded2ff9","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24811","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","fix"]},{"url":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libavif/OSV-2020-1597.yaml","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36407"},{"url":"https://github.com/advisories/GHSA-5fvj-fm55-q8qx"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-36407","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2020-36407","description":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","status":"published","published":"2021-07-01T02:53:11Z","modified":"2024-08-04T17:23:10.438Z","updated_at":"2026-11-02T14:35:55.128961Z"}],"euvd":[{"id":"EUVD-2020-23935","description":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","status":"published","published":"2021-07-01T02:53:11Z","modified":"2024-08-04T17:23:10Z","updated_at":"2026-11-03T03:07:03.484914Z"}],"ghsa":[{"id":"GHSA-5fvj-fm55-q8qx","title":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","description":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","status":"published","published":"2022-05-24T19:06:46Z","modified":"2023-01-30T05:00:35Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:14.069279Z"}],"nvd":[{"id":"CVE-2020-36407","description":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","status":"published","published":"2021-07-01T03:15:08.033Z","modified":"2026-06-17T03:15:25.783Z","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":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:44.292752Z"}],"osv":[{"id":"CVE-2020-36407","description":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","status":"published","published":"2021-07-01T03:15:08.033Z","modified":"2026-07-13T07:26:58.492637432Z","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":"2026-11-02T15:44:16.936975Z"},{"id":"DEBIAN-CVE-2020-36407","description":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","status":"published","published":"2021-07-01T03:15:08.033Z","modified":"2026-10-26T12:02:49.320954851Z","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":"2026-11-02T15:45:34.019707Z"},{"id":"PYSEC-2021-892","description":"libavif 0.8.0 and 0.8.1 has an out-of-bounds write in avifDecoderDataFillImageGrid.","status":"published","published":"2021-07-01T03:15:08.033Z","modified":"2026-07-13T07:15:15.718824355Z","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":"2026-11-02T15:52:53.449407Z"}]}}