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Insecure Library Loading
Moderately critical

Libxml2 Multiple Buffer Overflows

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Release Date:  2004-10-28    Last Update:  2004-11-01    Views:  14,842

Secunia Advisory SA13000

Where:

From remote

Impact:

System access

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


infamous41md has reported a vulnerability in Libxml2, which potentially can be exploited by malicious people to compromise a vulnerable system.

1) The vulnerability is caused by a boundary error in the parsing of URLs with ftp information because user supplied data is copied into a fixed size buffer. This can potentially be exploited by malicious people by sending malicious XML documents to applications using the vulnerable part of the Libxml2 code.

2) The vulnerability is caused by a boundary error in the parsing of proxy URLs with ftp information because user supplied data is copied into a fixed size buffer. This can potentially be exploited by malicious people by sending malicious XML documents to applications using the vulnerable part of the Libxml2 code.

3) The vulnerability is caused by various boundary errors in the handling of DNS replies. This can potentially be exploited by malicious people by sending malicious DNS replies to applications using the vulnerable part of the Libxml2 code.

These vulnerabilities has been reported in libxml2-2.6.13 and libxml2-2.6.12. Other versions may also be vulnerable.


Solution:
Update to version 2.6.15.

Further details available to Secunia VIM customers

Provided and/or discovered by:
infamous41md

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 Multiple Buffer Overflows

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