CVE-2025-52532

Race Condition in AMD Instinct GPU Virtualization Driver Causes Heap‑Based Buffer Overflow and Denial of Service

Published May 15, 2026 CVSS 4.0 · 2 Low EPSS < 1% KEV · Not listed
Description
A race condition in the MxGPU-Virtualization driver’s ioctl path caused by concurrent unsynchronized access to the global variable amdgv_cmd in an unlocked ioctl handler could be exploited by an attacker to trigger a heap-based buffer overflow, potentially resulting in denial-of-service within the vulnerable system context.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Amd
Amd instinct Mi210
Amd instinct Mi250
Amd instinct Mi300a
Amd instinct Mi300x
Amd instinct Mi308x
Amd instinct Mi325x
Amd radeon Pro V620
Amd radeon Pro V710
Vendors & Products Amd
Amd instinct Mi210
Amd instinct Mi250
Amd instinct Mi300a
Amd instinct Mi300x
Amd instinct Mi308x
Amd instinct Mi325x
Amd radeon Pro V620
Amd radeon Pro V710
Type Values Removed Values Added
Title Race Condition in AMD Instinct GPU Virtualization Driver Causes Heap‑Based Buffer Overflow and Denial of Service
Type Values Removed Values Added
Description A race condition in the MxGPU-Virtualization driver’s ioctl path caused by concurrent unsynchronized access to the global variable amdgv_cmd in an unlocked ioctl handler could be exploited by an attacker to trigger a heap-based buffer overflow, potentially resulting in denial-of-service within the vulnerable system context.
Weaknesses CWE-367
References
Metrics cvssV4_0

{'score': 2, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMD
Published
Updated
May 15, 2026, 11:13 AM
Reserved
Jun 17, 2025, 4:53 PM
Status
Awaiting Analysis
Published
May 15, 2026, 5:16 AM
Modified
Oct 14, 2026, 1:10 PM