#VU108345 Division by zero in Linux kernel - CVE-2025-37768
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108345
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-37768
CWE-ID: CWE-369
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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 smu7_fan_ctrl_set_fan_speed_rpm() function in drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/3cdd02cb70682d7d205ca6dc02a4d1eb76758d24
- https://git.kernel.org/stable/c/5fc4fb54f6f064c25bfbbfd443aa861d3422dd4c
- https://git.kernel.org/stable/c/7c246a05df51c52fe0852ce56ba10c41e6ed1f39
- https://git.kernel.org/stable/c/8e9c4f8d197d5709c75effa5d58e80b4fa01981a
- https://git.kernel.org/stable/c/9e4f1e21fe7b93a8ef57db433071266c2590e260
- https://git.kernel.org/stable/c/b0742a709be7979c7a480772046a1f36d09dab00
- https://git.kernel.org/stable/c/be0fffc4152aac4f0291ed2d793f3cfee788449d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.181