SB20250226692 - Race condition within a thread in Linux kernel ipv4
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226692
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Race condition within a thread (CVE-ID: CVE-2022-49595)
The vulnerability allows a local user to corrupt data.
The vulnerability exists due to a data race within the tcp_mtu_probe() function in net/ipv4/tcp_output.c. A local user can corrupt data.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/44768749980d53bc01980d9c060f736808d11af0
- https://git.kernel.org/stable/c/92c0aa4175474483d6cf373314343d4e624e882a
- https://git.kernel.org/stable/c/96900fa61777402eb5056269d8000aace33a8b6c
- https://git.kernel.org/stable/c/9b5dc7ad6da1373d3c60d4b869d688f996e5d219
- https://git.kernel.org/stable/c/b04817c94fbd285a967d9b830b274fe9998c9c0b
- https://git.kernel.org/stable/c/d452ce36f2d4c402fa3f5275c9677f80166e7fc6
- https://git.kernel.org/stable/c/f524c3e7f6cdad66b3b6a912cef47b656f8b0de3
- https://git.kernel.org/stable/c/fa5fb2cf9393db898772db8cb897ed5fd265eb78
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.15