Bug 1801369 (CVE-2015-9541)

Summary:	CVE-2015-9541 qt: XML entity expansion vulnerability
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	helio, itamar, jgrulich, jreznik, kasal, kevin, me, rdieter, smparrish, than
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	Qt 5.15.0	Doc Type:	If docs needed, set a value
Doc Text:	An XML Entity Expansion flaw was found in the QT library. Applications that use QT to load untrusted images, for example, SVG images, or untrusted XML documents, may be vulnerable to this flaw. This flaw allows an attacker to cause a denial of service.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-11-04 02:24:13 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:	1801370, 1822192, 1822193, 1837288
Bug Blocks:	1801371

Description Guilherme de Almeida Suckevicz 2020-02-10 18:03:51 UTC

Qt through 5.14 allows an exponential XML entity expansion attack via a crafted SVG document that is mishandled in QXmlStreamReader, a related issue to CVE-2003-1564.

References:
https://bugreports.qt.io/browse/QTBUG-47417

Comment 1 Guilherme de Almeida Suckevicz 2020-02-10 18:04:08 UTC

Created qt5 tracking bugs for this issue:

Affects: fedora-all [bug 1801370]

Comment 2 Riccardo Schirone 2020-04-07 16:49:37 UTC

Upstream fix:
https://code.qt.io/cgit/qt/qtbase.git/commit/?id=f432c08882ffebe5074ea28de871559a98a4d094

Comment 7 Product Security DevOps Team 2020-11-04 02:24:13 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2015-9541

Comment 8 errata-xmlrpc 2020-11-04 03:02:49 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:4690 https://access.redhat.com/errata/RHSA-2020:4690