CVE-2021-45464

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

April 13, 2026

Last Seen

April 13, 2026

API

Exploited in Wild

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Ransomware Use

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Public Exploits

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Attack Vector

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Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Severe DoS RCE Vulnerabilities in kvmtool Affect Multiple Ubuntu Releases74.0

A critical security flaw has been identified in kvmtool, affecting Ubuntu 22.04 LTS and its derivatives, including 20.04, 18.04, and 16.04 LTS. The vulnerabilities, tracked as CVE-2021-45464 and CVE-2023-2861, allow a malicious guest attacker to exploit memory management issues and improperly handle...