#VU79113 Infinite loop in Avahi - CVE-2021-3468

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Main Vulnerability Database Vulnerabilities #VU79113

#VU79113 Infinite loop in Avahi - CVE-2021-3468

Published: August 8, 2023


Vulnerability identifier: #VU79113
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-3468
CWE-ID: CWE-835
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Avahi
Software vendor:
avahi.org

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to event used to signal the termination of the client connection on the avahi Unix socket is not correctly handled in the client_work() function. A local user can consume all available system resources and cause denial of service conditions.


Remediation

Install updates from vendor's website.

External links