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Insecure Library Loading
Highly critical

Xpdf JBIG2 Processing Multiple Vulnerabilities

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Release Date:  2009-04-17    Views:  7,826

Secunia Advisory SA34291

Where:

From remote

Impact:

DoS, System access

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


Some vulnerabilities have been reported in Xpdf, which can be exploited by malicious people to potentially compromise a user's system.

1) A boundary error exists when decoding JBIG2 symbol dictionary segments. This can be exploited to cause a heap-based buffer overflow and potentially execute arbitrary code.

2) Multiple integer overflows in the JBIG2 decoder can be exploited to potentially execute arbitrary code.

3) Multiple boundary errors in the JBIG2 decoder can be exploited to cause buffer overflows and potentially execute arbitrary code.

4) Multiple errors in the JBIG2 decoder can be exploited can be exploited to free arbitrary memory and potentially execute arbitrary code.

5) Multiple unspecified input validation errors in the JBIG2 decoder can be exploited to potentially execute arbitrary code.

NOTE: Additionally, various other JBIG2 processing errors can be exploited to cause crashes.

The vulnerabilities are reported in versions prior to 3.02pl3.


Solution:
Apply patch 3.02pl3:

Further details available to Secunia VIM customers

Provided and/or discovered by:
1) Alin Rad Pop, Secunia Research
2-5) Red Hat credits Braden Thomas and Drew Yao of the Apple Product Security team, and Will Dormann of the CERT/CC.

Original Advisory:
Secunia Research:
http://secunia.com/secunia_research/2009-17/

Red Hat:
http://rhn.redhat.com/errata/RHSA-2009-0430.html

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: Xpdf JBIG2 Processing Multiple Vulnerabilities

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