#VU93834 Use-after-free in Linux kernel - CVE-2024-39486
Published: July 7, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93834
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-39486
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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_file_update_pid() function in drivers/gpu/drm/drm_file.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/16682588ead4a593cf1aebb33b36df4d1e9e4ffa
- https://git.kernel.org/stable/c/0acce2a5c619ef1abdee783d7fea5eac78ce4844
- https://git.kernel.org/stable/c/4f2a129b33a2054e62273edd5a051c34c08d96e9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.37