CVE-2022-49222 drm/bridge: anx7625: Fix overflow issue on reading EDID
An integer overflow in the ANX7625 DRM bridge driver can cause a denial of service when reading EDID data.
- 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-2022-49222?
CVE-2022-49222 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:
drm/bridge: anx7625: Fix overflow issue on reading EDID
The length of EDID block can be longer than 256 bytes, so we should use `int` instead of `u8` for the `edid_pos` variable.
Weakness: CWE-190
Which versions are affected by CVE-2022-49222?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-49222?
Apply the vendor's patch.
Is CVE-2022-49222 being exploited?
There is no known exploitation of CVE-2022-49222 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-49222, GHSA-324q-xqr3-9238, UBUNTU-CVE-2022-49222.