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Bug 924693 - (CVE-2013-2636) CVE-2013-2636 kernel: Information leak in the Linux ethernet bridge component
CVE-2013-2636 kernel: Information leak in the Linux ethernet bridge component
Status: CLOSED NOTABUG
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20130309,reported=2...
: Security
Depends On:
Blocks: 858947
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Reported: 2013-03-22 06:50 EDT by Jan Lieskovsky
Modified: 2015-07-31 03:02 EDT (History)
26 users (show)

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Fixed In Version:
Doc Type: Bug Fix
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Last Closed: 2013-03-22 07:50:05 EDT
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RHEL 7.3 requirements from Atomic Host:
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Description Jan Lieskovsky 2013-03-22 06:50:52 EDT 
Common Vulnerabilities and Exposures assigned an identifier CVE-2013-2636 to the following vulnerability:

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

References:
[1] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2636
[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=c085c49920b2f900ba716b4ca1c1a55ece9872cc
[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/c085c49920b2f900ba716b4ca1c1a55ece9872cc
Comment 1 Petr Matousek 2013-03-22 07:50:05 EDT 
Statement:

Not vulnerable.

This issue did not affect the version of the kernel package as shipped with
Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.
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