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CVE-2025-21990

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

Description (CNA)

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)

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 0cce5f285d9ae81c33993f3270fe77f5e74a69ab before 72235808eabea93055b459a63443bd9cd6b08aa4; affected 0cce5f285d9ae81c33993f3270fe77f5e74a69ab before af23e39b9e9280b1f6299b6f2fa090a1694240ad; affected 0cce5f285d9ae81c33993f3270fe77f5e74a69ab before 6cc30748e17ea2a64051ceaf83a8372484e597f1
Linux / Linuxaffected 6.11; unaffected 0 before 6.11; unaffected 6.12.20 through 6.12.*; unaffected 6.13.8 through 6.13.*; unaffected 6.14 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.