SB2025050407 - Use-after-free in Linux kernel gpu drm driver
Published: May 4, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025050407
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-2023-53084)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the drm_gem_shmem_mmap() function in drivers/gpu/drm/drm_gem_shmem_helper.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/5cfb617967b05f8f27e862c97db1fabd8485f4db
- https://git.kernel.org/stable/c/684c7372bbd6447c2e86a2a84e97a1478604d21f
- https://git.kernel.org/stable/c/77d26c824aa5a7e0681ef1d5b75fe538d746addc
- https://git.kernel.org/stable/c/dede8c14a37a7ac458f9add56154a074ed78e7cf
- https://git.kernel.org/stable/c/ee9adb7a45516cfa536ca92253d7ae59d56db9e4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.176
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.104
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.21
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3