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Insecure Library Loading
Moderately critical

Libxml2 "xmlXPtrEvalXPtrPart()" Off-By-One Vulnerability

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Release Date:  2012-05-17    Last Update:  2012-05-22    Views:  2,370

Secunia Advisory SA49177

Where:

From remote

Impact:

System access

Solution Status:

Vendor Workaround

Software:

CVE Reference(s):

Description


A vulnerability has been reported in Libxml2, which can be exploited by malicious people to compromise an application using the library.

The vulnerability is caused due to an off-by-one error in the "xmlXPtrEvalXPtrPart()" function (pointer.c) when decoding certain XPointer values and can be exploited to trigger an out-of-bounds write.


Solution:
Fixed in the GIT repository.

Provided and/or discovered by:
Jüri Aedla in a GIT commit.

Original Advisory:
http://git.gnome.org/browse/libxml2/commit/?id=d8e1faeaa99c7a7c07af01c1c72de352eb590a3e

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: Libxml2 "xmlXPtrEvalXPtrPart()" Off-By-One Vulnerability

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