CVE-2024-40926

drm/nouveau: don't attempt to schedule hpd_work on headless cards

Description

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: don't attempt to schedule hpd_work on headless cards If the card doesn't have display hardware, hpd_work and hpd_lock are left uninitialized which causes BUG when attempting to schedule hpd_work on runtime PM resume. Fix it by adding headless flag to DRM and skip any hpd if it's set.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/227349998e5740f14d531b0f0d704e66b1ed3c2f patch
https://git.kernel.org/stable/c/b96a225377b6602299a03d2ce3c289b68cd41bb7 patch

Frequently Asked Questions

What is the severity of CVE-2024-40926?
CVE-2024-40926 has been scored as a medium severity vulnerability.
How to fix CVE-2024-40926?
To fix CVE-2024-40926, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-40926 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-40926 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-40926?
CVE-2024-40926 affects Linux Linux, Linux Linux.
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