SB2025121056 - Memory leak in Linux kernel cpufreq driver
Published: December 10, 2025 Updated: December 12, 2025
Security Bulletin ID
SB2025121056
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) Memory leak (CVE-ID: CVE-2022-50637)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the qcom_cpufreq_hw_read_lut() function in drivers/cpufreq/qcom-cpufreq-hw.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/242e23be8f31ebd90525c57ee3244c28e99a1697
- https://git.kernel.org/stable/c/3ef12a4a8ef5553af9c3fd2719a616637a102568
- https://git.kernel.org/stable/c/4ea765b10624d67407817100d381c60f53593033
- https://git.kernel.org/stable/c/5d430076e66bddd08612911513b36f932b0d9d6c
- https://git.kernel.org/stable/c/9901c21bcaf2f01fe5078f750d624f4ddfa8f81b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2