Bug 804947 - (CVE-2012-1568) CVE-2012-1568 kernel: execshield: predictable ascii armour base address
CVE-2012-1568 kernel: execshield: predictable ascii armour base address
Status: CLOSED ERRATA
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=20120317,reported=2...
: Security
Depends On: 804953 804954 804955 804956 804957 875025 901571
Blocks: 805237
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Reported: 2012-03-20 05:36 EDT by Petr Matousek
Modified: 2015-02-16 10:44 EST (History)
22 users (show)

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Doc Type: Bug Fix
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Last Closed: 2013-08-24 09:21:45 EDT
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RHEL 7.3 requirements from Atomic Host:


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Description Petr Matousek 2012-03-20 05:36:10 EDT
When running a binary with a lot of shared libraries, predictable base address is used for one of the loaded libraries.

This flaw could be used to bypass ASLR.

References:
http://scarybeastsecurity.blogspot.com/2012/03/some-random-observations-on-linux-aslr.html
Comment 4 Petr Matousek 2012-03-20 05:51:09 EDT
Created kernel tracking bugs for this issue

Affects: fedora-all [bug 804957]
Comment 7 Fedora Update System 2012-03-21 21:57:12 EDT
kernel-3.3.0-4.fc16 has been pushed to the Fedora 16 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 13 Fedora Update System 2012-03-26 14:02:21 EDT
kernel-2.6.42.12-1.fc15 has been pushed to the Fedora 15 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 15 errata-xmlrpc 2012-11-06 13:17:26 EST
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2012:1426 https://rhn.redhat.com/errata/RHSA-2012-1426.html
Comment 18 Vincent Danen 2013-01-22 12:48:09 EST
Statement:

(none)
Comment 19 errata-xmlrpc 2013-01-22 14:56:16 EST
This issue has been addressed in following products:

  Red Hat Enterprise Linux 5

Via RHSA-2013:0168 https://rhn.redhat.com/errata/RHSA-2013-0168.html

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