CVE-2022-2380 Memory corruption in Kernel
Local attackers can crash the Linux kernel via an out-of-bounds memory access in the sm712fb driver.
- 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-2022-2380?
CVE-2022-2380 is a medium-severity memory corruption vulnerability in Linux kernel, published on 13 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Linux kernel was found vulnerable out of bounds memory access in the drivers/video/fbdev/sm712fb.c:smtcfb_read() function. The vulnerability could result in local attackers being able to crash the kernel.
Which versions are affected by CVE-2022-2380?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-2380?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-2380 being exploited?
There is no known exploitation of CVE-2022-2380 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-10138, DEBIAN-CVE-2022-2380, GHSA-gfj3-3p98-wrpg, UBUNTU-CVE-2022-2380.