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PCRE pcre_compile.c Buffer Overflow Vulnerability
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Secunia Advisory:
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SA30916
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Release Date:
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2008-07-04
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Popularity:
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3,635 views
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Critical:
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Moderately critical
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Impact:
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DoS
System access
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Where:
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From remote
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Solution Status:
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Unpatched
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| Software: | PCRE 7.x
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| CVE reference: | CVE-2008-2371
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Description:
A vulnerability has been reported in PCRE, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially compromise an application using the library.
The vulnerability is caused due to an error when processing certain patterns containing an option at the start and multiple branches. This can be exploited to cause a heap-based buffer overflow via specially crafted patterns.
The vulnerability is reported in version 7.7. Other versions may also be affected.
Solution:
Do not use untrusted regular expressions in an application using the library.
Provided and/or discovered by:
Tavis Ormandy
Original Advisory:
http://bugs.gentoo.org/show_bug.cgi?id=228091
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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