CVE-2024-49990 drm/xe/hdcp: Check GSC structure validity
A missing validity check in the Linux kernel's Intel Xe driver can cause a null pointer dereference, leading to a system crash.
- 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-2024-49990?
CVE-2024-49990 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:
drm/xe/hdcp: Check GSC structure validity
Sometimes xe_gsc is not initialized when checked at HDCP capability check. Add gsc structure check to avoid null pointer error.
Weakness: CWE-908
Which versions are affected by CVE-2024-49990?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-49990?
Apply the vendor's patch.
Is CVE-2024-49990 being exploited?
There is no known exploitation of CVE-2024-49990 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-51760, AZL-51797, BELL-CVE-2024-49990, DEBIAN-CVE-2024-49990, GHSA-9jhx-gr45-29p7, ROOT-OS-UBUNTU-2204-CVE-2024-49990 and 2 more.