SB20251230164 - Use-after-free in Linux kernel drm i915 driver
Published: December 30, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251230164
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-2023-54202)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the i915_perf_add_config_ioctl() function in drivers/gpu/drm/i915/i915_perf.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/240b1502708858b5e3f10b6dc5ca3f148a322fef
- https://git.kernel.org/stable/c/6eeb1cba4c9dc47656ea328afa34953c28783d8c
- https://git.kernel.org/stable/c/7eb98f5ac551863efe8be810cea1cd5411d677b1
- https://git.kernel.org/stable/c/dc30c011469165d57af9adac5baff7d767d20e5c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.108
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.24
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3