SB20250509133 - Division by zero in Linux kernel pwm driver
Published: May 9, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250509133
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-2025-37850)
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 pwm_mediatek_config() function in drivers/pwm/pwm-mediatek.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/4cb15042b5f3ec0474e91cf379120cc597625dbb
- https://git.kernel.org/stable/c/77fb96dbe350e8a5ae4965ff9f6e7049f3966a6b
- https://git.kernel.org/stable/c/7ca59947b5fcf94e7ea4029d1bd0f7c41500a161
- https://git.kernel.org/stable/c/8b9f60725d74b72c238e4437c957d0217746b506
- https://git.kernel.org/stable/c/8ddbec73ea2598d8414e8f7103241b55cf877010
- https://git.kernel.org/stable/c/c343856ff2689ce0afef823592732fc178ef4aac
- https://git.kernel.org/stable/c/e1206d8e1651c9f62e5640b69b14d925b1a0a00a
- https://git.kernel.org/stable/c/e3cf0c38d3ce754ad63005102fcfeb0b7ff3290b
- https://git.kernel.org/stable/c/f3e9cf266c2c103cf071e15d7a17e2c699fff3c5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.135