SB20250502253 - Division by zero in Linux kernel swsmu smu11 driver
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502253
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) Division by zero (CVE-ID: CVE-2025-37771)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a division by zero error within the arcturus_set_fan_speed_rpm() function in drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.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/402964994e8ece29702383b234fabcf04791ff95
- https://git.kernel.org/stable/c/5096174074114f83c700a27869c54362cbb10f3e
- https://git.kernel.org/stable/c/6413fed016208171592c88b5df002af8a1387e24
- https://git.kernel.org/stable/c/7d641c2b83275d3b0424127b2e0d2d0f7dd82aef
- https://git.kernel.org/stable/c/b7c41df4913789ebfe73cc1e17c6401d4c5eab69
- https://git.kernel.org/stable/c/baa54adb5e0599299b8f088efb5544d876a3eb62
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.4