CVE-2022-49587

MEDIUM EPSS 7.4%
Published Feb 26, 20251y ago · Modified Jun 17, 20262w ago
4.7 CVSS 3.1
Medium
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_notsent_lowat. While reading sysctl_tcp_notsent_lowat, 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
7.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-362

Affected Products 14

VendorProductVersionRange
linuxlinux_kernel*≥3.12  –  <4.9.325
linuxlinux_kernel*≥4.10  –  <4.14.290
linuxlinux_kernel*≥4.15  –  <4.19.254
linuxlinux_kernel*≥4.20  –  <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 8

  • git.kernel.org https://git.kernel.org/stable/c/0f75343584ee474303e17efe0610bdd170af1d13
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/55be873695ed8912eb77ff46d1d1cadf028bd0f3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/62e56cfeb2ae4b53ae9ca24c80f54093250ce64a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/80d4d0c461674eea87f0977e12a2ecd334b9b79c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/91e21df688f8a75255ca9c459da39ac96300113a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c1b85c5a34294f7444c13bf828e0e84b0a0eed85
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e9362a993886613ef0284c2a4911c6017c97d803
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fd6f1284e380c377932186042ff0b5c987fb2b92
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0f75343584ee474303e17efe0610bdd170af1d13
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/55be873695ed8912eb77ff46d1d1cadf028bd0f3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/62e56cfeb2ae4b53ae9ca24c80f54093250ce64a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/80d4d0c461674eea87f0977e12a2ecd334b9b79c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/91e21df688f8a75255ca9c459da39ac96300113a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c1b85c5a34294f7444c13bf828e0e84b0a0eed85
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e9362a993886613ef0284c2a4911c6017c97d803
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fd6f1284e380c377932186042ff0b5c987fb2b92
    Patch