SB2024050828 - Denial of service in Linux kernel fpu
Published: May 8, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024050828
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Infinite loop (CVE-ID: CVE-2024-26603)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop in arch/x86/kernel/fpu/signal.c. A local user can consume all available system resources and cause denial of service conditions.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/627339cccdc9166792ecf96bc3c9f711a60ce996
- https://git.kernel.org/stable/c/b2479ab426cef7ab79a13005650eff956223ced2
- https://git.kernel.org/stable/c/627e28cbb65564e55008315d9e02fbb90478beda
- https://git.kernel.org/stable/c/d877550eaf2dc9090d782864c96939397a3c6835
- https://git.kernel.org/stable/c/8bd3eee7720c14b59a206bd05b98d7586bccf99a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.150