CVE-2022-49638

MEDIUM

Linux Kernel 3.18-5.18.12 - ICMP Sysctl Improper Synchronization

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: icmp: Fix data-races around sysctl. While reading icmp sysctl variables, they can be changed concurrently. So, we need to add READ_ONCE() to avoid data-races.

References (8)

Core 8

Scores

CVSS v3 4.7
EPSS 0.0016
EPSS Percentile 6.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-362
Status published
Products (27)
linux/Kernel 3.18.0 - 4.9.324linux
linux/Kernel 4.10.0 - 4.14.289linux
linux/Kernel 4.15.0 - 4.19.253linux
linux/Kernel 4.20.0 - 5.4.207linux
linux/Kernel 5.11.0 - 5.15.56linux
linux/Kernel 5.16.0 - 5.18.13linux
linux/Kernel 5.5.0 - 5.10.132linux
Linux/Linux < 3.18
Linux/Linux 3.18
Linux/Linux 4.14.289 - 4.14.*
... and 17 more
Published Feb 26, 2025
Tracked Since Feb 18, 2026