#VU104591 NULL pointer dereference in Linux kernel - CVE-2022-49495
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104591
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-2022-49495
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 msm_hdmi_init() function in drivers/gpu/drm/msm/hdmi/hdmi.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/0978fcce91b90b561b8c82e7c492ba9fc8440eef
- https://git.kernel.org/stable/c/2b3ed7547b1a052209da6c4ab886ffe0eed88c42
- https://git.kernel.org/stable/c/4cd66a8016b872a153bf892fe4258cbc0dacf5b1
- https://git.kernel.org/stable/c/6369dda4a2209142ab819f01d3d2076d81e3ebdd
- https://git.kernel.org/stable/c/9cb1ee33efccb8b107ee04b7b3441820de3fd2da
- https://git.kernel.org/stable/c/9f5495a5c51c1d11c6ffc13aa2befffec0c2651a
- https://git.kernel.org/stable/c/a36e506711548df923ceb7ec9f6001375be799a5
- https://git.kernel.org/stable/c/c1bfacf0daf25a5fc7d667399d6ff2dffda84cd8
- https://git.kernel.org/stable/c/d9cb951d11a4ace4de5c50b1178ad211de17079e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.121