Bug 2544077 (CVE-2026-47554)

Summary: CVE-2026-47554 nvidia-driver: nvidia-driver: Data tampering via signature verification bypass under memory pressure
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: rhel-process-autobot, watson-tool-maintainers
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in nvidia-driver. Under conditions of memory pressure, the kernel mode layer improperly verifies cryptographic signatures, allowing verification checks to be bypassed. A local attacker with low privileges could exploit this vulnerability to tamper with system data or cause a Denial of Service (DoS).
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2026-09-30 16:27:20 UTC
NVIDIA GPU Display Driver for Linux contains a vulnerability in the kernel mode layer where improper verification of cryptographic signatures may cause signature verification to be bypassed under memory pressure. A successful exploit of this vulnerability might lead to denial of service and data tampering.