#VU120397 Use-after-free in Linux kernel - CVE-2022-50745
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120397
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-2022-50745
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 tegra_csi_channel_alloc() and tegra_csi_channels_cleanup() functions in drivers/staging/media/tegra-video/csi.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/0fd003d3c708c80350a815eaf37b8e1114b976cf
- https://git.kernel.org/stable/c/5451efb2ca30f3c42b9efb8327ce35b62870dbd3
- https://git.kernel.org/stable/c/6512c9498fcb97e7c760e3ef86b2272f2c0f765f
- https://git.kernel.org/stable/c/c4d344163c3a7f90712525f931a6c016bbb35e18
- https://git.kernel.org/stable/c/ce50c612458091d926ccb05d7db11d9f93532db2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.87