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[SA28511] Boost Regular Expressions Denial of Service Vulnerabilities

From: Secunia Security Advisories (sec-advsecunia.com)
Date: Thu Jan 17 2008 - 20:07:04 CST

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TITLE:
Boost Regular Expressions Denial of Service Vulnerabilities

SECUNIA ADVISORY ID:
SA28511

VERIFY ADVISORY:
http://secunia.com/advisories/28511/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
From remote

SOFTWARE:
Boost 1.x
http://secunia.com/product/17217/

DESCRIPTION:
Some vulnerabilities have been reported in Boost, which can be
exploited by malicious people to cause a DoS (Denial of Service).

The vulnerabilities are caused due to errors within the parsing of
regular expressions in boost/regex/v4/basic_regex_parser.hpp. These
can be exploited to crash an application linked against the Boost
library via specially crafted regular expressions.

The vulnerabilities are reported in version 1.34.1. Other versions
may also be affected.

SOLUTION:
Fixed in SVN repository.
http://svn.boost.org/trac/boost/changeset/42674

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Will Drewry.

ORIGINAL ADVISORY:
http://svn.boost.org/trac/boost/changeset/42674

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