CVE-2025-21990

drm/amdgpu: NULL-check BO's backing store when determining GFX12 PTE flags

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: NULL-check BO's backing store when determining GFX12 PTE flags PRT BOs may not have any backing store, so bo->tbo.resource will be NULL. Check for that before dereferencing. (cherry picked from commit 3e3fcd29b505cebed659311337ea03b7698767fc)

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/72235808eabea93055b459a63443bd9cd6b08aa4 patch
https://git.kernel.org/stable/c/af23e39b9e9280b1f6299b6f2fa090a1694240ad patch
https://git.kernel.org/stable/c/6cc30748e17ea2a64051ceaf83a8372484e597f1 patch

Frequently Asked Questions

What is the severity of CVE-2025-21990?
CVE-2025-21990 has been scored as a medium severity vulnerability.
How to fix CVE-2025-21990?
To fix CVE-2025-21990, 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-2025-21990 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-21990 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-2025-21990?
CVE-2025-21990 affects Linux Linux, Linux Linux.
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