SB2025012152 - Improper locking in Linux kernel riscv kernel
Published: January 21, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025012152
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) Improper locking (CVE-ID: CVE-2024-57939)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the DEFINE_SPINLOCK() and die() functions in arch/riscv/kernel/traps.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/6a97f4118ac07cfdc316433f385dbdc12af5025e
- https://git.kernel.org/stable/c/76ab0afcdbe8c9685b589016ee1c0e25fe596707
- https://git.kernel.org/stable/c/c21df31fc2a4afc02a6e56511364e9e793ea92ec
- https://git.kernel.org/stable/c/f48f060a4b36b5e96628f6c3fb1540f1e8dedb69
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.72