CVE-2022-49453 soc: ti: ti_sci_pm_domains: Check for null return of devm_kcalloc
A missing null check in the TI SCI power domain driver can cause a kernel crash via null pointer dereference, 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-2022-49453?
CVE-2022-49453 is a medium-severity vulnerability in Linux kernel, published on 26 Feb 2025. 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:
soc: ti: ti_sci_pm_domains: Check for null return of devm_kcalloc
The allocation funciton devm_kcalloc may fail and return a null pointer, which would cause a null-pointer dereference later. It might be better to check it and directly return -ENOMEM just like the usage of devm_kcalloc in previous code.
Weakness: CWE-476
Which versions are affected by CVE-2022-49453?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-49453?
Apply the vendor's patch.
Is CVE-2022-49453 being exploited?
There is no known exploitation of CVE-2022-49453 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-49453, GHSA-wvff-mvg2-8jqh, UBUNTU-CVE-2022-49453.