SB2024110751 - Use-after-free in Linux kernel firmware arm_scmi driver
Published: November 7, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024110751
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-2024-50159)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the scmi_debugfs_common_setup() function in drivers/firmware/arm_scmi/driver.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/6d91d07913aee90556362d648d6a28a1eda419dc
- https://git.kernel.org/stable/c/fb324fdaf546bf14bc4c17e0037bca6cb952b121
- https://git.kernel.org/stable/c/39b13dce1a91cdfc3bec9238f9e89094551bd428
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.59