Linux Kernel Random Number Generator May Not Generate Random Numbers in Certain Situations
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SecurityTracker Alert ID: 1018248
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SecurityTracker URL: http://securitytracker.com/id?1018248
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CVE Reference: CVE-2007-2453
(Links to External Site)
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Date: Jun 14 2007
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Impact: Modification of system information
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): 2.6 prior to 2.6.20.13; also 2.6.21.x before 2.6.21.4
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Description: A vulnerability was reported in Linux Kernel. A random number generator may not produce random numbers on systems without entropy.
On systems without entropy sources, the random number feature does not properly seed pools. The random number generator may provide non-random values in certain cases.
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Impact: A random number generator may not produce random numbers on systems without entropy.
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Solution: The vendor has issued a fixed version (2.6.21.4).
The Linux advisory is available at:
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.21.4
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Vendor URL: www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.21.4 (Links to External Site)
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Cause: Randomization error, State error
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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, 14 Jun 2007 13:33:21 -0400
Subject: Linux Kernel
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http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.21.4
CVE-2007-2453
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