#VU120798 NULL pointer dereference in Linux kernel - CVE-2022-50826
Published: December 30, 2025 / Updated: December 30, 2025
Vulnerability identifier: #VU120798
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-50826
CWE-ID: CWE-476
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 perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the imgu_subdev_set_fmt(), imgu_subdev_get_selection() and imgu_subdev_set_selection() functions in drivers/staging/media/ipu3/ipu3-v4l2.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/5038ee677606106c91564f9c4557d808d14bad70
- https://git.kernel.org/stable/c/611d617bdb6c5d636a9861ec1c98e813fc8a5556
- https://git.kernel.org/stable/c/dc608edf7d45ba0c2ad14c06eccd66474fec7847
- https://git.kernel.org/stable/c/fa6bbb4894b9b947063c6ff90018a954c5f9f4b3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.87