CVE-2025-21990 – AMDGPU NULL Pointer Dereference Vulnerability

The following table lists the changes that have been made to the
CVE-2025-21990 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Apr. 02, 2025

    Action Type Old Value New Value
    Added 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)

    Added Reference https://git.kernel.org/stable/c/6cc30748e17ea2a64051ceaf83a8372484e597f1
    Added Reference https://git.kernel.org/stable/c/72235808eabea93055b459a63443bd9cd6b08aa4
    Added Reference https://git.kernel.org/stable/c/af23e39b9e9280b1f6299b6f2fa090a1694240ad
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