{"id":"CVE-2021-26675","details":"A stack-based buffer overflow in dnsproxy in ConnMan before 1.39 could be used by network adjacent attackers to execute code.","modified":"2026-03-20T11:39:50.716359Z","published":"2021-02-09T16:15:12.453Z","related":["MGASA-2021-0195","openSUSE-SU-2021:0416-1","openSUSE-SU-2021:0452-1","openSUSE-SU-2024:10692-1"],"references":[{"type":"ADVISORY","url":"https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/02/msg00013.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202107-29"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4847"},{"type":"ADVISORY","url":"https://kunnamon.io/tbone/"},{"type":"ADVISORY","url":"https://www.openwall.com/lists/oss-security/2021/02/08/2"},{"type":"REPORT","url":"https://bugzilla.suse.com/show_bug.cgi?id=1181751"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=e4079a20f617a4b076af503f6e4e8b0304c9f2cb"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/network/connman/connman.git","events":[{"introduced":"0"},{"fixed":"47bd7ab21bfbe115ca4a10b9b96bdbfeb6c35bff"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"1.39"}]}}],"versions":["0.1","0.10","0.11","0.12","0.13","0.14","0.15","0.16","0.17","0.18","0.19","0.2","0.20","0.21","0.22","0.23","0.24","0.25","0.26","0.27","0.28","0.29","0.3","0.30","0.31","0.32","0.33","0.34","0.35","0.36","0.37","0.38","0.39","0.4","0.40","0.41","0.42","0.43","0.44","0.45","0.46","0.47","0.48","0.49","0.5","0.50","0.51","0.52","0.53","0.54","0.55","0.56","0.57","0.58","0.59","0.6","0.60","0.61","0.62","0.63","0.64","0.65","0.66","0.67","0.68","0.69","0.7","0.70","0.71","0.72","0.73","0.74","0.75","0.76","0.77","0.78","0.79","0.8","0.80","0.81","0.82","0.83","0.84","0.85","0.9","1.0","1.1","1.10","1.11","1.12","1.13","1.14","1.15","1.16","1.17","1.18","1.19","1.2","1.20","1.21","1.22","1.23","1.24","1.25","1.26","1.27","1.28","1.29","1.3","1.30","1.31","1.32","1.33","1.34","1.35","1.36","1.37","1.38","1.4","1.5","1.6","1.7","1.8","1.9"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"15.2"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-26675.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}