NetBSD System Call Return Value Validation Flaw Lets Local Users Gain Elevated Privileges
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SecurityTracker Alert ID: 1027178 |
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SecurityTracker URL: http://securitytracker.com/id/1027178
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CVE Reference:
CVE-2012-0217
(Links to External Site)
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Date: Jun 15 2012
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Impact:
Denial of service via local system, Root access via local system, User access via local system
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Fix Available: Yes Vendor Confirmed: Yes
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Version(s): 4.0.*, 5.0.*, 5.1, 6.0 Beta
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Description:
A vulnerability was reported in NetBSD. A local user can obtain elevated privileges on the target system.
A kernel-level sanity check does not properly validate user-supplied data on 64-bit CPUs. A local user may be able to exploit this flaw to execute arbitrary code on the target system with elevated privileges or to cause the target system to crash.
Rafal Wojtczuk reported this vulnerability.
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Impact:
A local user can cause the target system to crash.
A local user may be able to obtain elevated privileges on the target system.
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Solution:
The vendor has issued a fix.
The vendor's advisory is available at:
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2012-003.txt.asc
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Vendor URL: ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2012-003.txt.asc (Links to External Site)
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Cause:
Input validation error
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Underlying OS:
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Message History:
None.
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Source Message Contents
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Date: Fri, 15 Jun 2012 21:52:12 +0000
Subject: NetBSD
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http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2012-003.txt.asc
CVE-2012-0217
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