CVE-2025-52532
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 handl…
Published May 15, 2026 · updated Oct 14, 2026
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.
Code
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Timeline
Detection, updates, and resolution for this record.
May 15, 2026 · NIST NVD
Detected
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.
Oct 14, 2026 · NIST NVD
Updated
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.
Sources
- CVE.orgVulnerability recordCVE-2025-52532
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-52532
30-day exploitation probability 0.1%
first.org - NIST NVDVulnerability recordCVE-2025-52532
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-
nvd.nist.gov