#VU115440 NULL pointer dereference in Linux kernel - CVE-2022-50308
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115440
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-2022-50308
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 sc7180_lpass_init() function in sound/soc/qcom/lpass-sc7180.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/1bf5ee979076ceb121ee51c95197d890b1cee7f4
- https://git.kernel.org/stable/c/4518d7cc38b7d1a7ce5a7878ca601c91e19fe47d
- https://git.kernel.org/stable/c/7830e2289eb4b74970b6cd1b6cc68dcd021c2281
- https://git.kernel.org/stable/c/b1e4f92dd0c1d3c162d7ca6c1196995565cca96d
- https://git.kernel.org/stable/c/f849c116d320e85d1e2c2804c0edb0be3953b62d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86