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CVE-2023-38470

Published: 2 November 2023

A vulnerability was found in Avahi. A reachable assertion exists in the avahi_escape_label() function.

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
avahi
Launchpad, Ubuntu, Debian
upstream Needs triage

kinetic Ignored
(end of life, was deferred [2023-09-21])
mantic
Released (0.8-10ubuntu1.1)
bionic
Released (0.7-3.1ubuntu1.3+esm2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
focal
Released (0.7-4ubuntu7.3)
jammy
Released (0.8-5ubuntu5.2)
lunar
Released (0.8-6ubuntu1.23.04.2)
trusty
Released (0.6.31-4ubuntu1.3+esm3)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
xenial
Released (0.6.32~rc+dfsg-1ubuntu2.3+esm3)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
Patches:
upstream: https://github.com/lathiat/avahi/commit/94cb6489114636940ac683515417990b55b5d66c

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H