CVE-2022-49577

MEDIUM EPSS 7.3%
Published Feb 26, 20251y ago · Modified Jun 17, 20261w ago
4.7 CVSS 3.1
Medium
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: udp: Fix a data-race around sysctl_udp_l3mdev_accept. While reading sysctl_udp_l3mdev_accept, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.

CVSS Details

Base Score
4.7
Exploitability
1.0
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
7.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-362

Affected Products 11

VendorProductVersionRange
linuxlinux_kernel*≥4.11  –  <5.4.208
linuxlinux_kernel*≥5.5  –  <5.10.134
linuxlinux_kernel*≥5.11  –  <5.15.58
linuxlinux_kernel*≥5.16  –  <5.18.15
linuxlinux_kernel5.19any
linuxlinux_kernel5.19any
linuxlinux_kernel5.19any
linuxlinux_kernel5.19any
linuxlinux_kernel5.19any
linuxlinux_kernel5.19any
linuxlinux_kernel5.19any

References 5

  • git.kernel.org https://git.kernel.org/stable/c/3d72bb4188c708bb16758c60822fc4dda7a95174
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3f2ac2d6511bb0652abf4d7388d65bb9ff1c641c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cb0d28934ca10f99c47e2c6f451405d6c954fe48
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f39b03bd727a8fea62e82f10fe2e0d753b9930ff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fcaef69c79ec222e55643e666b80b221e70fa6a8
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/3d72bb4188c708bb16758c60822fc4dda7a95174
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3f2ac2d6511bb0652abf4d7388d65bb9ff1c641c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cb0d28934ca10f99c47e2c6f451405d6c954fe48
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f39b03bd727a8fea62e82f10fe2e0d753b9930ff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fcaef69c79ec222e55643e666b80b221e70fa6a8
    Patch