#VU115904 Use-after-free in Linux kernel - CVE-2022-50378
Published: September 19, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115904
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-2022-50378
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 meson_drv_unbind() function in drivers/gpu/drm/meson/meson_drv.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/31c519981eb141c7ec39bfd5be25d35f02edb868
- https://git.kernel.org/stable/c/9190d287f7a6b02b50b510045b0edf448ed68e88
- https://git.kernel.org/stable/c/9d33348513c36337f91f1991da23f41514d4de39
- https://git.kernel.org/stable/c/d76ff04a72f90767455059c8239b06042cd0ed23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.75