SB2024061857 - Use-after-free in Linux kernel arm mm
Published: June 18, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024061857
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-2024-26947)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the __sync_icache_dcache() function in arch/arm/mm/flush.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0c027c2bad7f5111c51a358b5d392e1a695dabff
- https://git.kernel.org/stable/c/9f7ddc222cae8254e93d5c169a8ae11a49d912a7
- https://git.kernel.org/stable/c/fb3a122a978626b33de3367ee1762da934c0f512
- https://git.kernel.org/stable/c/0c66c6f4e21cb22220cbd8821c5c73fc157d20dc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.24
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.3