CVE-2025-61554 – BitVisor VirtIO Network Device Emulation Divide-by-Zero Denial of Service Vulnerability

CVE ID : CVE-2025-61554

Published : Oct. 16, 2025, 8:15 p.m. | 25 minutes ago

Description : A divide-by-zero in VirtIO network device emulation in BitVisor from commit 108df6 (2020-05-20) to commit 480907 (2025-07-06) allows local attackers to cause a denial of service (host hypervisor crash) via a crafted PCI configuration space access.

Severity: 0.0 | NA

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