{"id":"CVE-2021-43301","aliases":["ALPINE-CVE-2021-43301","DEBIAN-CVE-2021-43301","DLA-2962-1","DLA-3194-1","DLA-3549-1","DLA-3887-1","DSA-5285-1","EUVD-2021-30244","GHSA-285h-2jh7-f2xq","GHSA-qcvw-h34v-c7r9","UBUNTU-CVE-2021-43301","USN-6422-1"],"status":"published","title":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled ...","description":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02356,"percentile":0.83861,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-121","CWE-787"],"published":"2022-02-16T00:00:00Z","modified":"2026-10-23T18:04:38Z","fixes":[{"ecosystem":"Alpine:v3.16","package":"pjproject","fixed_in":["2.12-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"pjproject","fixed_in":["2.12-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"pjproject","fixed_in":["2.12-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"pjproject","fixed_in":["2.12-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"pjproject","fixed_in":["2.12-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"pjproject","fixed_in":["2.12-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"pjproject","fixed_in":["2.12-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"pjproject","fixed_in":["2.12-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"pjproject","fixed_in":["2.12-r0"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"asterisk","fixed_in":["1:18.11.1~dfsg+~cs6.10.40431413-1"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"ring","fixed_in":["20230206.0~ds1-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"pjproject","fixed_in":["2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"pjproject","fixed_in":["2.7.2~dfsg-1ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"ring","fixed_in":["20180228.1.503da2b~ds1-1ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"ring","fixed_in":["20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.16","package":"pjproject","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"pjproject","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"pjproject","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"pjproject","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"pjproject","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"pjproject","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"pjproject","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"pjproject","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"pjproject","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12-r0"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"asterisk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:18.11.1~dfsg+~cs6.10.40431413-1"}]}],"versions":["0.1.11-3","0.1.11-3woody1","1:1.0.5-2","1:1.0.5-4","1:1.0.6-1","1:1.0.6-2","1:1.0.7-1","1:1.0.7.dfsg.1-1","1:1.0.7.dfsg.1-2","1:1.0.7.dfsg.1-2sarge1","1:1.0.7.dfsg.1-2sarge2","1:1.0.7.dfsg.1-2sarge3","1:1.0.7.dfsg.1-2sarge4","1:1.0.7.dfsg.1-2sarge5","1:1.0.7.dfsg.1-2sarge6","1:1.0.9.dfsg-1","1:1.0.9.dfsg-3","1:1.0.9.dfsg-4","1:1.0.9.dfsg-5","1:1.0.9.dfsg-6","1:1.2.0-beta1.dfsg-1","1:1.2.0-beta2.dfsg-1","1:1.2.0-beta2.dfsg-2","1:1.2.0-beta2.dfsg-3","1:1.2.0-rc1.dfsg-1","1:1.2.0-rc2.dfsg-1","1:1.2.0.dfsg-1","1:1.2.0.dfsg-2","1:1.2.0.dfsg-3","1:1.2.0.dfsg-4","1:1.2.0.dfsg-5","1:1.2.0.dfsg-6","1:1.2.1.dfsg-1","1:1.2.1.dfsg-2","1:1.2.1.dfsg-3","1:1.2.10.dfsg-1","1:1.2.10.dfsg-1bpo1","1:1.2.10.dfsg-2","1:1.2.10.dfsg-3","1:1.2.11.dfsg-1","1:1.2.12.1.dfsg-1","1:1.2.13~dfsg-1","1:1.2.13~dfsg-2","1:1.2.13~dfsg-2etch1","1:1.2.13~dfsg-2etch2","1:1.2.13~dfsg-2etch3","1:1.2.13~dfsg-2etch4","1:1.2.14~dfsg-1","1:1.2.14~dfsg-2","1:1.2.14~dfsg-3","1:1.2.14~dfsg-4","1:1.2.15~dfsg-1","1:1.2.16~dfsg-1","1:1.2.17~dfsg-1","1:1.2.4.dfsg-1","1:1.2.4.dfsg-2","1:1.2.4.dfsg-3","1:1.2.4.dfsg-4","1:1.2.4.dfsg-5","1:1.2.4.dfsg-6","1:1.2.4.dfsg-6+b1","1:1.2.4.dfsg-7","1:1.2.7.1.dfsg-1","1:1.2.7.1.dfsg-2","1:1.2.7.1.dfsg-3","1:1.2.9.1.dfsg-1","1:1.4.10~dfsg-1","1:1.4.11~dfsg-1","1:1.4.11~dfsg-2","1:1.4.11~dfsg-3","1:1.4.11~dfsg-4","1:1.4.13~dfsg-1","1:1.4.15~dfsg-1","1:1.4.16.2~dfsg-1","1:1.4.16.2~dfsg-2","1:1.4.17~dfsg-1","1:1.4.17~dfsg-2","1:1.4.18.1~dfsg-1","1:1.4.18~dfsg-1","1:1.4.1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Party Advisory","fix","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html","tags":["mailing-list","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html","tags":["mailing-list","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://www.debian.org/security/2022/dsa-5285","tags":["vendor-advisory","x_transferred","Third Party Advisory","advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html","tags":["mailing-list","x_transferred","web"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43301"},{"url":"https://github.com/advisories/GHSA-285h-2jh7-f2xq"},{"url":"https://security.alpinelinux.org/vuln/CVE-2021-43301","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-43301","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-43301","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-6422-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-43301","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8122-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-37706","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-43299","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-43300","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-43302","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-43303","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-43804","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-43845","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-21722","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-21723","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23537","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23547","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23608","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-24754","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-24763","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-24764","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-24793","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-31031","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-39244","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-27585","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-43301","description":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-16T00:00:00Z","modified":"2025-11-04T16:09:21.847Z","cwes":["CWE-121"],"updated_at":"2026-11-02T14:32:57.033395Z"}],"euvd":[{"id":"EUVD-2021-30244","description":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-16T00:00:00Z","modified":"2025-11-04T16:09:21Z","updated_at":"2026-11-02T19:49:29.391161Z"}],"ghsa":[{"id":"GHSA-285h-2jh7-f2xq","title":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled ...","description":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-17T00:00:25Z","modified":"2025-11-04T18:30:38Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T15:04:33.412684Z"}],"nvd":[{"id":"CVE-2021-43301","description":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-16T21:15:07.813Z","modified":"2026-06-17T04:10:48.98Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:07:04.6896Z"}],"osv":[{"id":"ALPINE-CVE-2021-43301","description":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-16T21:15:07.813Z","modified":"2026-10-23T17:17:56.221845592Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:27:48.646074Z"},{"id":"CVE-2021-43299","description":"Stack overflow in PJSUA API when calling pjsua_player_create. An attacker-controlled 'filename' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-16T21:15:07.707Z","modified":"2026-10-20T10:55:02.05845672Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:21.877444Z"},{"id":"CVE-2021-43300","description":"Stack overflow in PJSUA API when calling pjsua_recorder_create. An attacker-controlled 'filename' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-16T21:15:07.76Z","modified":"2026-10-20T10:55:02.139065633Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:21.877444Z"},{"id":"CVE-2021-43301","description":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-16T21:15:07.813Z","modified":"2026-10-20T10:55:02.184212479Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:21.877444Z"},{"id":"CVE-2021-43302","description":"Read out-of-bounds in PJSUA API when calling pjsua_recorder_create. An attacker-controlled 'filename' argument may cause an out-of-bounds read when the filename is shorter than 4 characters.","status":"published","published":"2022-02-16T21:15:07.867Z","modified":"2026-10-20T10:55:02.088451788Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:21.877444Z"},{"id":"CVE-2021-43303","description":"Buffer overflow in PJSUA API when calling pjsua_call_dump. An attacker-controlled 'buffer' argument may cause a buffer overflow, since supplying an output buffer smaller than 128 characters may overflow the output buffer, regardless of the 'maxlen' argument supplied","status":"published","published":"2022-02-16T21:15:07.92Z","modified":"2026-10-20T10:55:02.203021959Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:21.877444Z"},{"id":"DEBIAN-CVE-2021-43301","description":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-16T21:15:07.813Z","modified":"2026-10-23T18:04:38.824660921Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:35.799676Z"},{"id":"UBUNTU-CVE-2021-43301","description":"Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.","status":"published","published":"2022-02-16T21:15:00Z","modified":"2026-10-17T12:57:14.137565144Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:29.220315Z"},{"id":"DLA-2962-1","title":"pjproject - security update","status":"published","published":"2022-03-28T00:00:00Z","modified":"2026-03-09T01:22:05.666031Z","updated_at":"2026-11-02T15:46:11.189256Z"},{"id":"DLA-3194-1","title":"asterisk - security update","status":"published","published":"2022-11-17T00:00:00Z","modified":"2026-03-09T01:21:37.915359Z","updated_at":"2026-11-02T15:46:11.734021Z"},{"id":"DLA-3549-1","title":"ring - security update","status":"published","published":"2023-08-29T00:00:00Z","modified":"2026-03-09T01:19:27.113198Z","updated_at":"2026-11-02T15:46:11.734021Z"},{"id":"DLA-3887-1","title":"ring - security update","status":"published","published":"2024-09-14T00:00:00Z","modified":"2026-03-09T01:22:59.027543Z","updated_at":"2026-11-02T15:46:12.203458Z"},{"id":"DSA-5285-1","title":"asterisk - security update","status":"published","published":"2022-11-17T00:00:00Z","modified":"2026-03-09T02:08:39.330243Z","updated_at":"2026-11-02T15:46:17.543497Z"},{"id":"USN-6422-1","title":"ring vulnerabilities","description":"\nIt was discovered that Ring incorrectly handled certain inputs. If a user or\nan automated system were tricked into opening a specially crafted input file,\na remote attacker could possibly use this issue to execute arbitrary code.\n(CVE-2021-37706)\n\nIt was discovered that Ring incorrectly handled certain inputs. If a user or\nan automated system were tricked into opening a specially crafted input file,\na remote attacker could possibly use this issue to cause a denial of service.\nThis issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. \n(CVE-2021-43299, CVE-2021-43300, CVE-2021-43301, CVE-2021-43302, \nCVE-2021-43303, CVE-2021-43804, CVE-2021-43845, CVE-2022-21723, \nCVE-2022-23537, CVE-2022-23547, CVE-2022-23608, CVE-2022-24754,\nCVE-2022-24763, CVE-2022-24764, CVE-2022-24793, CVE-2022-31031,\nCVE-2022-39244)\n\nIt was discovered that Ring incorrectly handled certain inputs. If a user or\nan automated system were tricked into opening a specially crafted input file,\na remote attacker could possibly use this issue to cause a denial of service.\nThis issue only affected Ubuntu 20.04 LTS. (CVE-2022-21722)\n\nIt was discovered that Ring incorrectly handled certain inputs. If a user or\nan automated system were tricked into opening a specially crafted input file,\na remote attacker could possibly use this issue to cause a denial of service.\n(CVE-2023-27585)\n","status":"published","published":"2023-10-09T15:09:52Z","modified":"2026-04-27T17:02:16.871002419Z","updated_at":"2026-11-02T16:58:17.305935Z"}]}}