AUGUST 4, 2026
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Case File

CVE-2021-45464

HIGH · CVSS 8.8 EPSS 0.38%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-04-15 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. See the original NVD description below for full technical details.

CVE
CVE-2021-45464
Severity
HIGH
CVSS
8.8
EPSS
0.38%

Original NVD 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.