Bug 2128584 (CVE-2022-2795) - CVE-2022-2795 bind: processing large delegations may severely degrade resolver performance
Summary: CVE-2022-2795 bind: processing large delegations may severely degrade resolve...
Keywords:
Status: NEW
Alias: CVE-2022-2795
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2128743 2128744 2128745 2128746 2128705 2128707 2128747
Blocks: 2128582
TreeView+ depends on / blocked
 
Reported: 2022-09-21 07:36 UTC by Marian Rehak
Modified: 2022-12-04 21:38 UTC (History)
11 users (show)

Fixed In Version: bind 9.16.33, bind 9.18.7, bind 9.19.5
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Description Marian Rehak 2022-09-21 07:36:02 UTC
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.

Comment 1 Marian Rehak 2022-09-21 12:59:34 UTC
Created bind tracking bugs for this issue:

Affects: fedora-all [bug 2128705]


Created dhcp tracking bugs for this issue:

Affects: fedora-all [bug 2128707]


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