Bug 2253716 (CVE-2021-42260)

Summary:	CVE-2021-42260 tinyxml: infinite loop causes crash
Product:	[Other] Security Response	Reporter:	Nick Tait <ntait>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	Keywords:	Security
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	tinyxml 2.6.2	Doc Type:	---
Doc Text:	A vulnerability was discovered in the TinyXML package, specifically the tinyxmlparser module. A crafted XML message could cause a crash and therefore an opportunity for a denial of service attack.	Story Points:	---
Clone Of:		Environment:
Last Closed:		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:	2253717, 2253718
Bug Blocks:

Description Nick Tait 2023-12-09 00:37:10 UTC

From the description on MITRE's CVE page:
TinyXML through 2.6.2 has an infinite loop in TiXmlParsingData::Stamp in tinyxmlparser.cpp via the TIXML_UTF_LEAD_0 case. It can be triggered by a crafted XML message and leads to a denial of service.

Comment 1 Nick Tait 2023-12-09 00:37:35 UTC

Created tinyxml tracking bugs for this issue:

Affects: epel-all [bug 2253717]
Affects: fedora-all [bug 2253718]