{"id":"CVE-2021-28429","aliases":["DEBIAN-CVE-2021-28429","EUVD-2021-15108","GHSA-9g32-j225-76c5","OESA-2024-1831","OESA-2024-1832","OESA-2024-1833","OESA-2024-1834","SUSE-SU-2023:3818-1","UBUNTU-CVE-2021-28429","USN-6430-1"],"status":"published","title":"Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg...","description":"Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00199,"percentile":0.09742,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-190"],"published":"2023-08-11T00:00:00Z","modified":"2026-10-24T14:06:57Z","fixes":[{"ecosystem":"Debian:12","package":"ffmpeg","fixed_in":["7:4.4-5"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ffmpeg","fixed_in":["7:4.4-5"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ffmpeg","fixed_in":["7:4.4-5"],"sources":["osv"]},{"ecosystem":"openEuler:22.03-LTS-SP1","package":"ffmpeg","fixed_in":["4.2.4-14.oe2203sp1"],"sources":["osv"]},{"ecosystem":"openEuler:22.03-LTS-SP3","package":"ffmpeg","fixed_in":["4.2.4-14.oe2203sp3"],"sources":["osv"]},{"ecosystem":"openEuler:20.03-LTS-SP4","package":"ffmpeg","fixed_in":["4.2.4-15.oe2003sp4"],"sources":["osv"]},{"ecosystem":"SUSE:Linux 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overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.","status":"published","published":"2023-08-11T00:00:00Z","modified":"2024-10-09T17:36:02.229Z","updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-15108","description":"Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.","status":"published","published":"2023-08-11T00:00:00Z","modified":"2024-10-09T17:36:02Z","updated_at":"2026-11-03T00:27:42.985312Z"}],"ghsa":[{"id":"GHSA-9g32-j225-76c5","title":"Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg...","description":"Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.","status":"published","published":"2023-08-11T15:30:46Z","modified":"2024-04-11T21:18:06Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:57:09.764736Z"}],"nvd":[{"id":"CVE-2021-28429","description":"Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.","status":"published","published":"2023-08-11T14:15:12.667Z","modified":"2026-06-17T03:46:20.35Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:07:07.764332Z"}],"osv":[{"id":"CVE-2021-28429","description":"Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.","status":"published","published":"2023-08-11T14:15:12.667Z","modified":"2026-11-07T13:20:13.346089171Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-07T11:15:38.581573Z"},{"id":"DEBIAN-CVE-2021-28429","description":"Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.","status":"published","published":"2023-08-11T14:15:12.667Z","modified":"2026-10-23T18:03:28.941341529Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:34.94143Z"},{"id":"OESA-2024-1831","title":"ffmpeg security update","description":"FFmpeg is a complete and free Internet live audio and video broadcasting solution for Linux/Unix. It also includes a digital VCR. It can encode in real time in many formats including MPEG1 audio and video, MPEG4, h263, ac3, asf, avi, real, mjpeg, and flash.\r\n\r\nSecurity Fix(es):\r\n\r\nInteger overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.(CVE-2021-28429)\r\n\r\nA null pointer dereference issue was discovered in \u0026apos;FFmpeg\u0026apos; in decode_main_header() function of libavformat/nutdec.c file. The flaw occurs because the function lacks check of the return value of avformat_new_stream() and triggers the null pointer dereference error, causing an application to crash.(CVE-2022-3341)","status":"published","published":"2024-07-12T11:07:17Z","modified":"2026-08-18T01:18:29.497075287Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:41.095407Z"},{"id":"OESA-2024-1832","title":"ffmpeg security update","description":"FFmpeg is a complete and free Internet live audio and video broadcasting solution for Linux/Unix. It also includes a digital VCR. It can encode in real time in many formats including MPEG1 audio and video, MPEG4, h263, ac3, asf, avi, real, mjpeg, and flash.\r\n\r\nSecurity Fix(es):\r\n\r\nInteger overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.(CVE-2021-28429)","status":"published","published":"2024-07-12T11:07:17Z","modified":"2026-08-18T01:18:30.005810547Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:41.095407Z"},{"id":"OESA-2024-1833","title":"ffmpeg security update","description":"FFmpeg is a complete and free Internet live audio and video broadcasting solution for Linux/Unix. It also includes a digital VCR. It can encode in real time in many formats including MPEG1 audio and video, MPEG4, h263, ac3, asf, avi, real, mjpeg, and flash.\r\n\r\nSecurity Fix(es):\r\n\r\nInteger overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.(CVE-2021-28429)","status":"published","published":"2024-07-12T11:07:17Z","modified":"2026-08-18T01:18:28.262184853Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:41.595342Z"},{"id":"OESA-2024-1834","title":"ffmpeg security update","description":"FFmpeg is a complete and free Internet live audio and video broadcasting solution for Linux/Unix. It also includes a digital VCR. It can encode in real time in many formats including MPEG1 audio and video, MPEG4, h263, ac3, asf, avi, real, mjpeg, and flash.\r\n\r\nSecurity Fix(es):\r\n\r\nInteger overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.(CVE-2021-28429)","status":"published","published":"2024-07-12T11:07:18Z","modified":"2026-08-18T01:18:30.0235633Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:41.595342Z"},{"id":"UBUNTU-CVE-2021-28429","description":"Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file.","status":"published","published":"2023-08-11T14:15:00Z","modified":"2026-04-22T12:50:30.251068Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:26.779273Z"},{"id":"SUSE-SU-2023:3818-1","title":"Security update for ffmpeg","description":"This update for ffmpeg fixes the following issues:\n\n- CVE-2021-28429: Fixed Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c (bsc#1214246).\n","status":"published","published":"2023-09-27T16:34:33Z","modified":"2026-02-04T02:54:49.598545Z","updated_at":"2026-11-02T15:53:53.440387Z"},{"id":"USN-6430-1","title":"ffmpeg vulnerabilities","description":"It was discovered that FFmpeg did not properly handle certain inputs in\nvf_lagfun.c, resulting in a buffer overflow vulnerability. An attacker\ncould possibly use this issue to cause a denial of service via application\ncrash. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-22024)\n\nIt was discovered that FFmpeg incorrectly managed memory in avienc.c,\nresulting in a memory leak. An attacker could possibly use this issue\nto cause a denial of service via application crash. (CVE-2020-22039)\n\nIt was discovered that FFmpeg incorrectly handled certain files due to a\nmemory leak in frame.c. An attacker could possibly use this issue to cause\na denial of service via application crash. This issue affected\nUbuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-22040)\n\nIt was discovered that FFmpeg incorrectly handled certain files due to a\nmemory leak in fifo.c. An attacker could possibly use this issue to cause\na denial of service via application crash. (CVE-2020-22043)\n\nIt was discovered that FFmpeg incorrectly handled certain files due to a\nmemory leak in vf_tile.c. If a user or automated system were tricked into\nprocessing a specially crafted MOV file, an attacker could possibly use\nthis issue to cause a denial of service. (CVE-2020-22051)\n\nIt was discovered that FFmpeg incorrectly handled certain MOV files in\ntimecode.c, leading to an integer overflow. An attacker could possibly\nuse this issue to cause a denial of service using a crafted MOV file.\nThis issue only affected Ubuntu 16.04 LTS. (CVE-2021-28429)\n","status":"published","published":"2023-10-12T15:14:30Z","modified":"2026-06-25T13:30:22.675599965Z","updated_at":"2026-11-02T16:58:17.305935Z"}]}}