CVE-2022-49009 hwmon: (asus-ec-sensors) Add checks for devm_kcalloc
A missing null check in the asus-ec-sensors driver can cause a kernel crash, leading to denial of service.
- 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-2022-49009?
CVE-2022-49009 is a medium-severity vulnerability in Linux kernel, published on 21 Oct 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:
hwmon: (asus-ec-sensors) Add checks for devm_kcalloc
As the devm_kcalloc may return NULL, the return value needs to be checked to avoid NULL poineter dereference.
Weakness: CWE-476
Which versions are affected by CVE-2022-49009?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-49009?
Apply the vendor's patch.
Is CVE-2022-49009 being exploited?
There is no known exploitation of CVE-2022-49009 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-49009, GHSA-chf9-635w-g4pv, UBUNTU-CVE-2022-49009.