Memory leak in libvirt - CVE-2020-12430

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Main Vulnerability Database Vulnerabilities #VU27541

Memory leak in libvirt - CVE-2020-12430

Published: May 5, 2020


Vulnerability identifier: #VU27541
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-12430
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
libvirt
Software vendor:
libvirt.org

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within the domstats command, resulting in a potential denial of service due to an error in the qemuDomainGetStatsIOThread() in qemu/qemu_driver.c in libvirt. A remote attacker can perform a denial of service attack.


Remediation

Install update from vendor's website.

External links