SB20250226691 - Race condition within a thread in Linux kernel ipv4
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226691
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-2022-49594)
The vulnerability allows a local user to corrupt data.
The vulnerability exists due to a data race within the tcp_mtu_probing() function in net/ipv4/tcp_timer.c. A local user can corrupt data.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/033963b220633ed1602d458e7e4ac06afa9fefb2
- https://git.kernel.org/stable/c/8e92d4423615a5257d0d871fc067aa561f597deb
- https://git.kernel.org/stable/c/cc36c37f5fe066c4708e623ead96dc8f57224bf5
- https://git.kernel.org/stable/c/d5bece4df6090395f891110ef52a6f82d16685db
- https://git.kernel.org/stable/c/e2ecbf3f0aa88277d43908c53b99399d55729ff9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.15