CVE-2021-45464

HIGH

kvmtool - Out-of-bounds Write in virtio/balloon.c and virtio/pci.c

Title source: llm
STIX 2.1

Description

kvmtool through 39181fc allows an out-of-bounds write, related to virtio/balloon.c and virtio/pci.c. This allows a guest OS user to execute arbitrary code on the host machine.

References (4)

Core 4

Scores

CVSS v3 8.8
EPSS 0.0038
EPSS Percentile 30.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-787
Status published
Products (1)
kvmtool_project/kvmtool
Published Apr 15, 2023
Tracked Since Feb 18, 2026