SB20250916198 - NULL pointer dereference in Linux kernel cpufreq driver
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916198
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) NULL pointer dereference (CVE-ID: CVE-2022-50239)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the qcom_cpufreq_probe() function in drivers/cpufreq/qcom-cpufreq-nvmem.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/01039fb8e90c9cb684430414bff70cea9eb168c5
- https://git.kernel.org/stable/c/14d260f94ff89543597ffea13db8b277a810e08e
- https://git.kernel.org/stable/c/794ded0bc461287a268bed21fea2eebb6e5d232c
- https://git.kernel.org/stable/c/b74ee4e301ca01e431e240c046173332966e2431
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.6