CVE-2022-49768

MEDIUM EPSS 2.3%
Published May 1, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published May 1, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
2.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-667

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel*≥4.9.127  –  <4.9.334
linuxlinux_kernel*≥4.14.70  –  <4.14.300
linuxlinux_kernel*≥4.18.8  –  <4.19.267
linuxlinux_kernel*≥4.20  –  <5.4.225
linuxlinux_kernel*≥5.5  –  <5.10.156
linuxlinux_kernel*≥5.11  –  <5.15.80
linuxlinux_kernel*≥5.16  –  <6.0.10

References 8

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

Remediation

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