CVE-2025-22098 drm: zynqmp_dp: Fix a deadlock in zynqmp_dp_ignore_hpd_set()

Medium 5.5 Published Updated

A deadlock in the ZynqMP DisplayPort driver can cause a system hang, requiring a kernel patch to resolve.

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-2025-22098?

CVE-2025-22098 is a medium-severity vulnerability in Linux kernel, published on 16 Apr 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: zynqmp_dp: Fix a deadlock in zynqmp_dp_ignore_hpd_set()

Instead of attempting the same mutex twice, lock and unlock it.

This bug has been detected by the Clang thread-safety analyzer.

Weakness: CWE-667

Which versions are affected by CVE-2025-22098?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2025-22098?

Apply the vendor's patch.

Is CVE-2025-22098 being exploited?

There is no known exploitation of CVE-2025-22098 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2025-22098, GHSA-wg8c-ghqw-wq88, ROOT-OS-DEBIAN-13-CVE-2025-22098, UBUNTU-CVE-2025-22098.

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