CVE-2025-21990

MEDIUM

Linux Kernel 6.11-6.12.19, 6.13-6.13.7 - NULL Pointer Dereference in AMD GPU PRT BO Handling

Title source: llm

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)

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/72235808eabea93055b459a63443bd9cd6b08aa4

Patch

https://git.kernel.org/stable/c/af23e39b9e9280b1f6299b6f2fa090a1694240ad

Patch

https://git.kernel.org/stable/c/6cc30748e17ea2a64051ceaf83a8372484e597f1

Scores

CVSS v3 5.5

EPSS 0.0015

EPSS Percentile 4.7%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-476

Status published

Products (12)

linux/Kernel 6.11.0 - 6.12.20linux

linux/Kernel 6.13.0 - 6.13.8linux

Linux/Linux < 6.11

Linux/Linux 0cce5f285d9ae81c33993f3270fe77f5e74a69ab - 6cc30748e17ea2a64051ceaf83a8372484e597f1

Linux/Linux 0cce5f285d9ae81c33993f3270fe77f5e74a69ab - 72235808eabea93055b459a63443bd9cd6b08aa4

Linux/Linux 0cce5f285d9ae81c33993f3270fe77f5e74a69ab - af23e39b9e9280b1f6299b6f2fa090a1694240ad

Linux/Linux 6.11

Linux/Linux 6.12.20 - 6.12.*

Linux/Linux 6.13.8 - 6.13.*

Linux/Linux 6.14

... and 2 more

Published Apr 02, 2025

Tracked Since Feb 18, 2026