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Insecure Library Loading
Moderately critical

PCRE pcre_compile.c Buffer Overflow Vulnerability

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Release Date:  2008-07-04    Views:  11,441

Secunia Advisory SA30916

Where:

From remote

Impact:

DoS, System access

Solution Status:

Unpatched

Software:

CVE Reference(s):

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

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: PCRE pcre_compile.c Buffer Overflow Vulnerability

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