CVE-2022-48915 thermal: core: Fix TZ_GET_TRIP NULL pointer dereference
A local attacker can cause a denial of service in the Linux kernel by triggering a null pointer dereference in the thermal subsystem.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-48915?
CVE-2022-48915 is a medium-severity vulnerability in Linux kernel, published on 22 Aug 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
thermal: core: Fix TZ_GET_TRIP NULL pointer dereference
Do not call get_trip_hyst() from thermal_genl_cmd_tz_get_trip() if the thermal zone does not define one.
Weakness: CWE-476
Which versions are affected by CVE-2022-48915?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-48915?
Apply the vendor's patch.
Is CVE-2022-48915 being exploited?
There is no known exploitation of CVE-2022-48915 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-48915, GHSA-6j9q-v6p5-9p93, UBUNTU-CVE-2022-48915.