CVE-2022-49672
net: tun: unlink NAPI from device on destruction
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: net: tun: unlink NAPI from device on destruction Syzbot found a race between tun file and device destruction. NAPIs live in struct tun_file which can get destroyed before the netdev so we have to del them explicitly. The current code is missing deleting the NAPI if the queue was detached first.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Feb 26, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
943170998b200190f99d3fe7e771437e2c51f319 < 82e729aee59acefe135fceffadcbc5b86dd4f1b9 943170998b200190f99d3fe7e771437e2c51f319 < a8cf919022373c97a84fe596bbea544f909c485d 943170998b200190f99d3fe7e771437e2c51f319 < bec1be0a745ab420718217e3e0d9542a75108989 943170998b200190f99d3fe7e771437e2c51f319 < 8145f77d38de4f88b8a69e1463f5c09ba189d77c 943170998b200190f99d3fe7e771437e2c51f319 < 8661d4b8faa2f7ee7a559969c0a7c57f077b1728 943170998b200190f99d3fe7e771437e2c51f319 < 3b9bc84d311104906d2b4995a9a02d7b7ddab2db
Linux / Linux
4.15
References
git.kernel.org: https://git.kernel.org/stable/c/82e729aee59acefe135fceffadcbc5b86dd4f1b9 git.kernel.org: https://git.kernel.org/stable/c/a8cf919022373c97a84fe596bbea544f909c485d git.kernel.org: https://git.kernel.org/stable/c/bec1be0a745ab420718217e3e0d9542a75108989 git.kernel.org: https://git.kernel.org/stable/c/8145f77d38de4f88b8a69e1463f5c09ba189d77c git.kernel.org: https://git.kernel.org/stable/c/8661d4b8faa2f7ee7a559969c0a7c57f077b1728 git.kernel.org: https://git.kernel.org/stable/c/3b9bc84d311104906d2b4995a9a02d7b7ddab2db