SB2024102231 - NULL pointer dereference in Linux kernel cpufreq driver
Published: October 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024102231
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-2024-50009)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the amd_pstate_adjust_perf() and amd_pstate_init_prefcore() functions in drivers/cpufreq/amd-pstate.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/5f250d44b8191d612355dd97b89b37bbc1b5d2cb
- https://git.kernel.org/stable/c/5493f9714e4cdaf0ee7cec15899a231400cb1a9f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.75