{"id":"CVE-2022-49672","summary":"net: tun: unlink NAPI from device on destruction","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: tun: unlink NAPI from device on destruction\n\nSyzbot found a race between tun file and device destruction.\nNAPIs live in struct tun_file which can get destroyed before\nthe netdev so we have to del them explicitly. The current\ncode is missing deleting the NAPI if the queue was detached\nfirst.","modified":"2026-04-02T08:27:49.031311Z","published":"2025-02-26T02:24:05.284Z","related":["ALSA-2025:20518","SUSE-SU-2025:1027-1","SUSE-SU-2025:1176-1","SUSE-SU-2025:1183-1","SUSE-SU-2025:1241-1","SUSE-SU-2025:1293-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49672.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/3b9bc84d311104906d2b4995a9a02d7b7ddab2db"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8145f77d38de4f88b8a69e1463f5c09ba189d77c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/82e729aee59acefe135fceffadcbc5b86dd4f1b9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8661d4b8faa2f7ee7a559969c0a7c57f077b1728"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a8cf919022373c97a84fe596bbea544f909c485d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bec1be0a745ab420718217e3e0d9542a75108989"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49672.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49672"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"943170998b200190f99d3fe7e771437e2c51f319"},{"fixed":"82e729aee59acefe135fceffadcbc5b86dd4f1b9"},{"fixed":"a8cf919022373c97a84fe596bbea544f909c485d"},{"fixed":"bec1be0a745ab420718217e3e0d9542a75108989"},{"fixed":"8145f77d38de4f88b8a69e1463f5c09ba189d77c"},{"fixed":"8661d4b8faa2f7ee7a559969c0a7c57f077b1728"},{"fixed":"3b9bc84d311104906d2b4995a9a02d7b7ddab2db"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49672.json"}}],"schema_version":"1.7.5"}