Bug 2544091 (CVE-2026-47553)

Summary: CVE-2026-47553 nvidia-driver: nvidia-driver: Privilege escalation via out-of-bounds write in kernel mode layer
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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. An unprivileged local user can trigger an out-of-bounds write vulnerability in the driver's kernel mode layer, corrupting memory outside designated boundaries. A successful exploit could allow the attacker to achieve privilege escalation, execute arbitrary code, 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 16:30:55 UTC 
NVIDIA GPU Display Driver for Windows and Linux contains a vulnerability in the kernel mode layer where an unprivileged user could cause an out-of-bounds write. A successful exploit of this vulnerability might lead to code execution, denial of service, escalation of privileges, information disclosure, and data tampering.