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>> libpng "png_set_iCCP()" ICC Profile Chunk Denial of Service Vulnerability

Title : libpng "png_set_iCCP()" ICC Profile Chunk Denial of Service Vulnerability
VUPEN ID : VUPEN/ADV-2007-3391
CVE ID : CVE-2007-5267
Rated as : Low Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2007-10-08


Technical Description    Receive VUPEN Security alerts in a Text format  Receive VUPEN Security alerts in a PDF format  Receive VUPEN Security alerts in an XML format  Receive VUPEN Security notifications by SMS 

A vulnerability has been identified in libpng, which could be exploited by attackers to cause a denial of service. This issue is caused by an error in the "png_set_iCCP()" [pngset.c] function when handling ICC profile chunk, which could be exploited by attackers to crash an application linked against a vulnerable library, creating a denial of service condition.

Affected Products

Libpng version 1.2.21 and prior

Solution

Upgrade to Libpng version 1.2.22beta4 :
http://sourceforge.net/projects/libpng/

References

http://www.vupen.com/english/advisories/2007/3391
http://sourceforge.net/mailarchive/message.php?msg_name=47067C84.7010205%40playstation.sony.com
http://switch.dl.sourceforge.net/sourceforge/libpng/libpng-1.2.22beta4-README.txt

Credits

Vulnerability reported by bnanson.

ChangeLog

2007-10-08 : Initial release

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