Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2019-25040

Published: 27 April 2021

** DISPUTED ** Unbound before 1.9.5 allows an infinite loop via a compressed name in dname_pkt_copy. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, a running Unbound installation cannot be remotely or locally exploited.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
unbound
Launchpad, Ubuntu, Debian
impish Not vulnerable

kinetic Not vulnerable

jammy Not vulnerable

bionic
Released (1.6.7-1ubuntu2.4)
focal
Released (1.9.4-2ubuntu1.2)
groovy Not vulnerable
(1.11.0-1)
hirsute Not vulnerable

lunar Not vulnerable

trusty Needed

upstream
Released (1.9.6-1)
xenial Needed

mantic Not vulnerable

Patches:
upstream: https://github.com/NLnetLabs/unbound/commit/2d444a5037acff6024630b88092d9188f2f5d8fe

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H