SB2025100472 - Use-after-free in Linux kernel cpufreq driver
Published: October 4, 2025 Updated: October 27, 2025
Security Bulletin ID
SB2025100472
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2023-53544)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the davinci_cpufreq_probe() function in drivers/cpufreq/davinci-cpufreq.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/5d8f384a9b4fc50f6a18405f1c08e5a87a77b5b3
- https://git.kernel.org/stable/c/66b3bbe6fbd8dd410868e5b53ac3944a934b9310
- https://git.kernel.org/stable/c/a5f024d0e6f91e05c816ad4ee8837173369dd5cb
- https://git.kernel.org/stable/c/ab05ae4ab831f64bbc427592c86f599ed9c4324f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.3