Use-after-free in Linux kernel - CVE-2024-56551
Published: December 30, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU102039
CSH Severity: Low
CVSS v4.0: 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-2024-56551
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability 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 amdgpu_vce_sw_fini() function in drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c, within the amdgpu_device_fini_sw() function in drivers/gpu/drm/amd/amdgpu/amdgpu_device.c. A local user can escalate privileges on the system.
How to mitigate CVE-2024-56551
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/3990ef742c064e22189b954522930db04fc6b1a7
- https://git.kernel.org/stable/c/6383199ada42d30562b4249c393592a2a9c38165
- https://git.kernel.org/stable/c/b61badd20b443eabe132314669bb51a263982e5c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.181
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.127
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64