SB2025042254 - Use-after-free in Linux kernel mm
Published: April 22, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025042254
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-2025-22034)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the check_vma_flags() function in mm/gup.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/2e877ff3492267def06dd50cb165dc9ab8838e7d
- https://git.kernel.org/stable/c/48d28417c66cce2f3b0ba773fcb6695a56eff220
- https://git.kernel.org/stable/c/8977752c8056a6a094a279004a49722da15bace3
- https://git.kernel.org/stable/c/fd900832e8440046627b60697687ab5d04398008
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.2