5.5

CVE-2022-49768

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.9.127 < 4.9.334
Linux ≫ Linux Kernel Version >= 4.14.70 < 4.14.300
Linux ≫ Linux Kernel Version >= 4.18.8 < 4.19.267
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.225
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.156
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.80
Linux ≫ Linux Kernel Version >= 5.16 < 6.0.10
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.13% 0.026
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-667 Improper Locking

The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.

https://git.kernel.org/stable/c/82825dbf393f7c7979d462f9609a15bde8092b3f
Patch
https://git.kernel.org/stable/c/e3031280fe4eaf61a09e60823331f81f321be8e1
Patch
https://git.kernel.org/stable/c/fec1406f5e7ab20b71f6d231792b0040e3300aaf
Patch
https://git.kernel.org/stable/c/96760723aae1b45f733f702abb4333137143909f
Patch
https://git.kernel.org/stable/c/f14858bc77c567e089965962877ee726ffad0556
Patch
https://git.kernel.org/stable/c/a4f1a01b2e81378fce9ca528d4d8a049e4b58fcd
Patch
https://git.kernel.org/stable/c/612c977f5d481f551d03d83d0aef588845c1300c
Patch
https://git.kernel.org/stable/c/52f1c45dde9136f964d63a77d19826c8a74e2c7f
Patch