SB20240608200 - NULL pointer dereference in Linux kernel cpufreq driver
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240608200
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-2024-27051)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the brcm_avs_is_firmware_loaded() function in drivers/cpufreq/brcmstb-avs-cpufreq.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/9127599c075caff234359950117018a010dd01db
- https://git.kernel.org/stable/c/d951cf510fb0df91d3abac0121a59ebbc63c0567
- https://git.kernel.org/stable/c/e72160cb6e23b78b41999d6885a34ce8db536095
- https://git.kernel.org/stable/c/b25b64a241d769e932a022e5c780cf135ef56035
- https://git.kernel.org/stable/c/74b84d0d71180330efe67c82f973a87f828323e5
- https://git.kernel.org/stable/c/e6e3e51ffba0784782b1a076d7441605697ea3c6
- https://git.kernel.org/stable/c/f661017e6d326ee187db24194cabb013d81bc2a6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.214
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.153
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.83
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.2