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zlib Denial of Service Vulnerability
Secunia Advisory: SA16137
Release Date: 2005-07-21
Last Update: 2005-07-22
Popularity: 17,788 views

Critical:
Moderately critical
Impact: DoS
Where: From remote
Solution Status: Vendor Patch

Software:zlib 1.x

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CVE reference:CVE-2005-1849


Description:
Markus Oberhumer has reported a vulnerability in zlib, which can be exploited by malicious people to cause a DoS (Denial of Service) against a vulnerable application.

The vulnerability is caused due to the insufficient size of the code table declared in inflate.h, and can be exploited to cause an application using the zlib library to crash via a specially crafted input file.

The vulnerability has been reported in version 1.2.2. Prior versions may also be affected.

Solution:
Update to version 1.2.3.

Provided and/or discovered by:
Markus Oberhumer

Changelog:
2005-07-22: Vendor issues fixed version. Updated "Solution" section.

Original Advisory:
Debian:
http://www.debian.org/security/2005/dsa-763


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