CVE-2022-49768
High
9p: trans_fd/p9_conn_cancel: drop client lock earlier
In the Linux kernel, the following vulnerability has been resolved: 9p: trans_fd/p9_conn_cancel: drop client lock earlier syzbot reported a double-lock here and we no longer need this lock after requests have been moved off to local list: just drop the lock earlier.
Exploit probability
0.4%
Published
May 1, 2025
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
994 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2022-49768
View original source
In the Linux kernel, the following vulnerability has been resolved: 9p: trans_fd/p9_conn_cancel: drop client lock earlier syzbot reported a double-lock here and we no longer need this lock after requests have been moved off to local list: just drop the lock earlier.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/52f1c45dde9136f964d63a77d19826c8a74e2c7f
- https://git.kernel.org/stable/c/612c977f5d481f551d03d83d0aef588845c1300c
- https://git.kernel.org/stable/c/82825dbf393f7c7979d462f9609a15bde8092b3f
- https://git.kernel.org/stable/c/96760723aae1b45f733f702abb4333137143909f
- https://git.kernel.org/stable/c/a4f1a01b2e81378fce9ca528d4d8a049e4b58fcd
- https://git.kernel.org/stable/c/e3031280fe4eaf61a09e60823331f81f321be8e1
- https://git.kernel.org/stable/c/f14858bc77c567e089965962877ee726ffad0556
- https://git.kernel.org/stable/c/fec1406f5e7ab20b71f6d231792b0040e3300aaf
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49768.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-49768