PCRE Regex Processing Integer Overflows May Let Users Execute Arbitrary Code
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SecurityTracker Alert ID: 1018930
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SecurityTracker URL: http://securitytracker.com/id?1018930
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CVE Reference: CVE-2005-4872
, CVE-2006-7227
(Links to External Site)
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Updated: Nov 15 2007
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Original Entry Date: Nov 10 2007
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Impact: Execution of arbitrary code via local system, Execution of arbitrary code via network, User access via local system, User access via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): prior to 6.7
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Description: Several vulnerabilities were reported in PCRE. A local or remote user can execute arbitrary code on the target system.
A local or remote user can supply a specially crafted regular expression to trigger an integer overflow.
The impact depends on
the application that uses the library. Applications that parse untrusted regular expressions may be vulnerable.
Chris Evans
of Google Security Team reported these vulnerabilities.
The original advisory is available at:
http://scary.beasts.org/security/CESA-2007-006.html
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Impact: A local or remote user can execute arbitrary code on the target system.
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Solution: The vendor has issued a fixed version (6.7).
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Vendor URL: www.pcre.org/ (Links to External Site)
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Cause: Boundary error
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Underlying OS: Linux (Any), UNIX (Any)
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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: Fri, 9 Nov 2007 23:33:17 -0500
Subject: PCRE
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http://scary.beasts.org/security/CESA-2007-006.html
CVE-2006-7224
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