(Red Hat Issues Fix) Linux Kernel /proc/[pid]/mem Access Control Flaw Lets Local Users Gain Root Privileges
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SecurityTracker Alert ID: 1026579 |
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SecurityTracker URL: http://securitytracker.com/id/1026579
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CVE Reference:
CVE-2012-0056
(Links to External Site)
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Date: Jan 25 2012
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Impact:
Execution of arbitrary code via network, Root access via local system
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Fix Available: Yes Vendor Confirmed: Yes Exploit Included: Yes
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Version(s): Red Hat Enterprise MRG for RHEL-6
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Description:
A vulnerability was reported in the Linux Kernel. A local user can obtain root privileges on the target system.
A local user can exploit a process access control flaw in /proc/<pid>/mem to execute arbitrary code on the target system with root privileges.
A demonstration exploit is available at:
http://blog.zx2c4.com/749
Juri Aedla reported this vulnerability.
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Impact:
A local user can obtain root privileges on the target system.
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Solution:
Red Hat has issued a fix.
The Red Hat advisory is available at:
https://rhn.redhat.com/errata/RHSA-2012-0061.html
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Vendor URL: www.kernel.org/ (Links to External Site)
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Cause:
Access control error
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Underlying OS:
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Message History:
This archive entry is a follow-up to the message listed below.
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Source Message Contents
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Date: Wed, 25 Jan 2012 10:07:45 +0000
Subject: RHEL
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Advisory ID: RHSA-2012:0061-01
Product: Red Hat Enterprise MRG for RHEL-6
Advisory URL: https://rhn.redhat.com/errata/RHSA-2012-0061.html
Issue date: 2012-01-24
CVE Names: CVE-2012-0056
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