Linux Kernel fcap Lets Local Users Bypass Personality Flag Restrictions
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SecurityTracker Alert ID: 1027072 |
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SecurityTracker URL: http://securitytracker.com/id/1027072
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CVE Reference:
CVE-2012-2123
(Links to External Site)
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Date: May 17 2012
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Impact:
User access via local system
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
A vulnerability was reported in Linux Kernel. A local user may be able to bypass access restrictions.
If an application is made privileged via file system capabilities, certain personality flags are not properly cleared. A local user may be able to exploit this to bypass the restrictions.
Steve Grubb reported this vulnerability.
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Impact:
A local user may be able to bypass access restrictions.
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Solution:
The vendor has issued a fix.
The vendor's advisory is available at:
http://git.kernel.org/linus/d52fc5dde171f030170a6cb78034d166b13c9445
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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 has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Thu, 17 May 2012 02:40:31 +0000
Subject: Linux Kernel
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http://git.kernel.org/linus/d52fc5dde171f030170a6cb78034d166b13c9445
CVE-2012-2123
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