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TITLE:
GraphicsMagick DIB and BMP Denial of Service Vulnerabilities

SECUNIA ADVISORY ID:
SA33697

VERIFY ADVISORY:
http://secunia.com/advisories/33697/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
>From remote

SOFTWARE:
GraphicsMagick 1.x
http://secunia.com/advisories/product/3764/

DESCRIPTION:
Some vulnerabilities have been reported in GraphicsMagick, which can
be exploited by malicious people to cause a DoS (Denial of Service).

1) A vulnerability is caused due to an error within the
"ReadBMPImage()" function in coders/bmp.c when processing BMP images
with negative image heights. This can be exploited to crash an
affected application via specially crafted BMP images.

2) A vulnerability is caused due to an error within the
"ReadDIBImage()" function in coders/dib.c when processing DIB images
with negative image heights. This can be exploited to crash an
affected application via specially crafted DIB images.

SOLUTION:
Update to version 1.3.5.

PROVIDED AND/OR DISCOVERED BY:
1) Reported in bug report by an anonymous person.
2) Reported by the vendor.

ORIGINAL ADVISORY:
http://www.graphicsmagick.org/Changelog.html
http://sourceforge.net/tracker/index.php?func=detail&aid=2523536&group_id=73485&atid=537937

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