Bug 924689 (CVE-2013-2634)

Summary:	CVE-2013-2634 kernel: Information leak in the Data Center Bridging (DCB) component
Product:	[Other] Security Response	Reporter:	Jan Lieskovsky <jlieskov>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	agordeev, anton, bhu, davej, dhoward, esammons, fhrbata, gansalmon, iboverma, itamar, jforbes, jkacur, jonathan, jwboyer, kernel-maint, kernel-mgr, lgoncalv, lwang, madhu.chinakonda, mcressma, plougher, pmatouse, ppandit, rt-maint, rvrbovsk, williams
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2014-06-09 18:03:31 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:	923657, 923659, 923660, 923661, 923662
Bug Blocks:	858947

Description Jan Lieskovsky 2013-03-22 10:48:14 UTC

Common Vulnerabilities and Exposures assigned an identifier CVE-2013-2634 to the following vulnerability:

net/dcb/dcbnl.c in the Linux kernel before 3.8.4 does not initialize certain structures, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

References:
[1] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2634
[2] http://www.openwall.com/lists/oss-security/2013/03/20/1
[3] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=29cd8ae0e1a39e239a3a7b67da1986add1199fc0
[4] http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.4
[5] https://bugzilla.redhat.com/show_bug.cgi?id=923652
[6] https://github.com/torvalds/linux/commit/29cd8ae0e1a39e239a3a7b67da1986add1199fc0

Comment 1 Petr Matousek 2013-03-22 11:43:48 UTC

Statement:

This issue does not affect the version of the kernel package as shipped with
Red Hat Enterprise Linux 5.

This issue does affect the versions of Linux kernel as shipped with
Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG 2. Future kernel updates
for Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG 2 may address this
issue.

Comment 3 Petr Matousek 2013-03-22 11:44:24 UTC

Created kernel tracking bugs for this issue

Affects: fedora-all [bug 923662]

Comment 4 errata-xmlrpc 2013-05-20 16:54:10 UTC

This issue has been addressed in following products:

  MRG for RHEL-6 v.2

Via RHSA-2013:0829 https://rhn.redhat.com/errata/RHSA-2013-0829.html

Comment 5 errata-xmlrpc 2013-07-16 17:28:48 UTC

This issue has been addressed in following products:

  OpenStack 3 for RHEL 6

Via RHSA-2013:1080 https://rhn.redhat.com/errata/RHSA-2013-1080.html

Comment 6 errata-xmlrpc 2013-07-16 18:27:12 UTC

This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2013:1051 https://rhn.redhat.com/errata/RHSA-2013-1051.html