{"id":"CVE-2021-40575","aliases":["DEBIAN-CVE-2021-40575","DSA-5411-1","EUVD-2021-27750","GHSA-7756-hh2m-ccgc","UBUNTU-CVE-2021-40575"],"status":"published","title":"The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the...","description":"The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the mpgviddmx_process function in reframe_mpgvid.c, which allows attackers to cause a denial of service. This vulnerability is possibly due to an incomplete fix for CVE-2021-40566.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00936,"percentile":0.6108,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2022-01-13T00:00:00Z","modified":"2026-10-20T14:08:52Z","fixes":[{"ecosystem":"Debian:11","package":"gpac","fixed_in":["1.0.1+dfsg1-4+deb11u2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:11","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.1+dfsg1-4+deb11u2"}]}],"versions":["1.0.1+dfsg1-4","1.0.1+dfsg1-4+deb11u1"]},{"source":"osv","ecosystem":"Debian:11","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.1+dfsg1-4+deb11u2"}]}],"versions":["1.0.1+dfsg1-4","1.0.1+dfsg1-4+deb11u1"],"bundled":106},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.0+svn4288~dfsg1-1ubuntu1","0.5.0+svn4288~dfsg1-4","0.5.0+svn4288~dfsg1-4ubuntu1","0.5.0+svn4288~dfsg1-4ubuntu1+esm1","0.5.0+svn4288~dfsg1-4ubuntu1+esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-1build1","0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1","0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-3","0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1","0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1","0.5.2-426-gc5ad4e4+dfsg5-5","0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.1+dfsg1-4","1.0.1+dfsg1-5","2.0.0+dfsg1-2","2.0.0+dfsg1-2ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"gpac","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.2.1+dfsg1-3","2.2.1+dfsg1-3.1","2.2.1+dfsg1-3.1build1","2.2.1+dfsg1-3.1build2","2.2.1+dfsg1-3.1ubuntu0.1~esm2"]}],"products":[{"vendor":"gpac","product":"gpac"}],"references":[{"url":"https://github.com/gpac/gpac/issues/1905","tags":["x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://github.com/gpac/gpac/commit/5f2c2a16d30229b6241f02fa28e3d6b810d64858","tags":["x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://www.debian.org/security/2023/dsa-5411","tags":["vendor-advisory","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40575"},{"url":"https://github.com/advisories/GHSA-7756-hh2m-ccgc"},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-40575","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-40575","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-40575","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-40575","description":"The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the mpgviddmx_process function in reframe_mpgvid.c, which allows attackers to cause a denial of service. This vulnerability is possibly due to an incomplete fix for CVE-2021-40566.","status":"published","published":"2022-01-13T00:00:00Z","modified":"2024-08-04T02:44:10.859Z","updated_at":"2026-11-02T14:33:01.852999Z"}],"euvd":[{"id":"EUVD-2021-27750","description":"The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the mpgviddmx_process function in reframe_mpgvid.c, which allows attackers to cause a denial of service. This vulnerability is possibly due to an incomplete fix for CVE-2021-40566.","status":"published","published":"2022-01-13T00:00:00Z","modified":"2024-08-04T02:44:10Z","updated_at":"2026-11-03T03:24:20.264881Z"}],"ghsa":[{"id":"GHSA-7756-hh2m-ccgc","title":"The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the...","description":"The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the mpgviddmx_process function in reframe_mpgvid.c, which allows attackers to cause a denial of service. 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This vulnerability is possibly due to an incomplete fix for CVE-2021-40566.","status":"published","published":"2022-01-13T19:15:08.367Z","modified":"2026-06-17T04:07:09.417Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:07:03.418194Z"}],"osv":[{"id":"CVE-2021-40575","description":"The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the mpgviddmx_process function in reframe_mpgvid.c, which allows attackers to cause a denial of service. This vulnerability is possibly due to an incomplete fix for CVE-2021-40566.","status":"published","published":"2022-01-13T19:15:08.367Z","modified":"2026-10-20T14:08:52.021943464Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:21.249056Z"},{"id":"DEBIAN-CVE-2021-40575","description":"The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the mpgviddmx_process function in reframe_mpgvid.c, which allows attackers to cause a denial of service. This vulnerability is possibly due to an incomplete fix for CVE-2021-40566.","status":"published","published":"2022-01-13T19:15:08.367Z","modified":"2026-08-27T23:04:10.160670743Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:35.521549Z"},{"id":"UBUNTU-CVE-2021-40575","description":"The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the mpgviddmx_process function in reframe_mpgvid.c, which allows attackers to cause a denial of service. This vulnerability is possibly due to an incomplete fix for CVE-2021-40566.","status":"published","published":"2022-01-13T19:15:00Z","modified":"2026-04-22T12:56:26.569557Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:29.220315Z"},{"id":"DSA-5411-1","title":"gpac - security update","status":"published","published":"2023-05-26T00:00:00Z","modified":"2026-03-09T02:11:02.220354Z","updated_at":"2026-11-02T15:46:17.543497Z"}]}}