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CVE-2022-2795

Published: 21 September 2022

By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.

Notes

AuthorNote
amurray
As of isc-dhcp-4.4.3-1, isc-dhcp vendors bind9 libs
Priority

Medium

Status

Package Release Status
bind9
Launchpad, Ubuntu, Debian
bionic
Released (1:9.11.3+dfsg-1ubuntu1.18)
focal
Released (1:9.16.1-0ubuntu2.11)
jammy
Released (1:9.18.1-1ubuntu1.2)
trusty
Released (1:9.9.5.dfsg-3ubuntu0.19+esm7)
upstream Needs triage

xenial
Released (1:9.10.3.dfsg.P4-8ubuntu1.19+esm3)
isc-dhcp
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
jammy Not vulnerable
(code not present)
trusty Not vulnerable
(code not present)
upstream Needs triage

xenial Not vulnerable
(code not present)