Bug 2467145 (CVE-2025-71294)

Summary: CVE-2025-71294 kernel: drm/amdgpu: fix NULL pointer issue buffer funcs
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: unspecifiedCC: rhel-process-autobot, watson-tool-maintainers
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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Doc Text:
A flaw was found in the Linux kernel's drm/amdgpu component. When the SDMA (System Direct Memory Access) block is not enabled, the buffer_funcs are not properly initialized. This can lead to a NULL pointer dereference, potentially causing a system crash and a denial of service.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2026-05-06 13:06:47 UTC
In the Linux kernel, the following vulnerability has been resolved:

drm/amdgpu: fix NULL pointer issue buffer funcs

If SDMA block not enabled, buffer_funcs will not initialize,
fix the null pointer issue if buffer_funcs not initialized.