Mozilla Firefox Javascript Regex Parsing Error Discloses Memory to Remote Users
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SecurityTracker Alert ID: 1013635
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SecurityTracker URL: http://securitytracker.com/id?1013635
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CVE Reference: CAN-2005-0989
(Links to External Site)
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Updated: Apr 16 2005
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Original Entry Date: Apr 4 2005
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Impact: Disclosure of system information, Disclosure of user information
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Fix Available: Yes
Exploit Included: Yes
Vendor Confirmed: Yes
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Version(s): 1.0.2 and prior versions
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Description: A vulnerability was reported in Mozilla Firefox in Javascript regex parsing. A remote user can obtain portions of browser memory.
The browser's javascript implementation does not properly parse lamba list regular expressions.
The vulnerability resides in 'js/src/jsstr.c'
in the find_replen() function.
A demonstration exploit is available at:
http://cubic.xfo.org.ru/firefox-bug/index.html
Azafran
reported this vulnerability.
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Impact: A remote user can access random portions of browser memory.
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Solution: The vendor has issued a fix, available via CVS.
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Vendor URL: www.mozilla.org/products/firefox/ (Links to External Site)
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Cause: Access control error, State error
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Underlying OS: Linux (Any), UNIX (Any), Windows (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: Mon, 4 Apr 2005 01:42:25 -0400
Subject: http://bugzilla.mozilla.org/show_bug.cgi?id=288688
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https://bugzilla.mozilla.org/show_bug.cgi?id=288688
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