Bug 1523128 (CVE-2017-15412)

Summary:	CVE-2017-15412 libxml2: Use after free in xmlXPathCompOpEvalPositionalPredicate() function in xpath.c
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	csutherl, dmoppert, gzaronik, jclere, jshepherd, lgao, mbabacek, mturk, myarboro, ohudlick, rh-spice-bugs, tcallawa, tpopela, twalsh, veillard, weli, yaneti
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	chromium-browser 63.0.3239.84, libxml2 2.9.6	Doc Type:	If docs needed, set a value
Doc Text:	A use-after-free flaw was found in the libxml2 library. An attacker could use this flaw to cause an application linked against libxml2 to crash when parsing a specially crafted XML file.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:32:47 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:	1523143, 1523144, 1523145, 1523146, 1524241, 1524242, 1524243, 1525811, 1695417, 1729857
Bug Blocks:	1523164, 1524244

Description Andrej Nemec 2017-12-07 09:52:56 UTC

An use after free flaw was found in the libXML component of the Chromium browser.

Upstream bug(s):

https://code.google.com/p/chromium/issues/detail?id=727039

External References:

https://chromereleases.googleblog.com/2017/12/stable-channel-update-for-desktop.html

Comment 1 Andrej Nemec 2017-12-07 10:05:54 UTC

Created chromium tracking bugs for this issue:

Affects: epel-7 [bug 1523143]
Affects: fedora-all [bug 1523145]

Comment 3 errata-xmlrpc 2017-12-07 19:31:33 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6 Supplementary

Via RHSA-2017:3401 https://access.redhat.com/errata/RHSA-2017:3401

Comment 4 Huzaifa S. Sidhpurwala 2017-12-08 04:55:36 UTC

Upstream details:

Bug: https://bugzilla.gnome.org/show_bug.cgi?id=783160
Patch: https://git.gnome.org/browse/libxml2/commit/?id=0f3b843b3534784ef57a4f9b874238aa1fda5a73

Comment 5 Huzaifa S. Sidhpurwala 2017-12-11 03:24:00 UTC

Created libxml2 tracking bugs for this issue:

Affects: fedora-all [bug 1524242]


Created mingw-libxml2 tracking bugs for this issue:

Affects: epel-7 [bug 1524241]
Affects: fedora-all [bug 1524243]

Comment 8 errata-xmlrpc 2018-02-08 12:39:29 UTC

This issue has been addressed in the following products:

  Red Hat JBoss Core Services

Via RHSA-2018:0287 https://access.redhat.com/errata/RHSA-2018:0287

Comment 11 errata-xmlrpc 2020-03-31 19:33:27 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:1190 https://access.redhat.com/errata/RHSA-2020:1190