Bug 2565972 (CVE-2026-43603)

Summary: CVE-2026-43603 kernel: AMD Linux GPU driver: Denial of Service via NULL pointer dereference
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in the AMD Linux GPU driver. This vulnerability allows a local user to cause a Denial of Service (DoS) by triggering an invalid memory access (a null pointer dereference) in the driver. Successful exploitation causes an operating system kernel crash.
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Description OSIDB Bzimport 2026-11-03 17:08:36 UTC
A NULL pointer dereference in the Linux GPU driver could potentially lead to a kernel crash and result in denial of service.