#VU115438 NULL pointer dereference in Linux kernel - CVE-2022-50327
Published: September 16, 2025
Vulnerability identifier: #VU115438
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-2022-50327
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 acpi_processor_get_lpi_info() function in drivers/acpi/processor_idle.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/2437513a814b3e93bd02879740a8a06e52e2cf7d
- https://git.kernel.org/stable/c/2ecd629c788bbfb96be058edade2e934d3763eaf
- https://git.kernel.org/stable/c/8e8b5f12ee4ab6f5d252c9ca062a4ada9554e6d9
- https://git.kernel.org/stable/c/ad1190744da9d812da55b76f2afce750afb0a3bd
- https://git.kernel.org/stable/c/b85f0e292f73f353eea915499604fbf50c8238b4
- https://git.kernel.org/stable/c/fdee7a0acc566c4194d40a501b8a1584e86cc208