CVE-2025-61554

MEDIUM

BitVisor 108df6-480907 - Denial of Service via VirtIO Network Device Emulation

Title source: llm
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v3 5.5
EPSS 0.0014
EPSS Percentile 3.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-369
Status published
Published Oct 16, 2025
Tracked Since Feb 18, 2026