Bug 2040639 (CVE-2022-0217)

Summary:	CVE-2022-0217 prosody: unauthenticated remote Denial of Service Attack
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	jkaluza, redhat-bugzilla
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	prosody 0.11.12	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-01-14 11:30:38 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2040640, 2040641
Bug Blocks:

Description Marian Rehak 2022-01-14 10:54:30 UTC

It was discovered that an internal Prosody library to load XML based on libexpat does not properly restrict the XML features allowed in parsed XML data.

Reference:

https://prosody.im/security/advisory_20220113.txt

Comment 1 Marian Rehak 2022-01-14 10:54:48 UTC

Created prosody tracking bugs for this issue:

Affects: epel-all [bug 2040641]
Affects: fedora-all [bug 2040640]

Comment 2 Product Security DevOps Team 2022-01-14 11:30:36 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.