#VU96422 NULL pointer dereference in Linux kernel - CVE-2022-48915
Published: August 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU96422
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-2022-48915
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 thermal_genl_cmd_tz_get_trip() function in drivers/thermal/thermal_netlink.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/1c0b51e62a50e9291764d022ed44549e65d6ab9c
- https://git.kernel.org/stable/c/3dafbf915c05f83469e791949b5590da2aca2afb
- https://git.kernel.org/stable/c/4c294285cec3964b3291772ac0642c2bf440bd1b
- https://git.kernel.org/stable/c/5838a14832d447990827d85e90afe17e6fb9c175
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.104
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.27
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17