The MITRE CVE dictionary describes this issue as:
The OJPEGPostDecode function in tif_ojpeg.c in LibTIFF 3.9.0 and 3.9.2, as used in tiff2ps, allows remote attackers to cause a denial of service (assertion failure and application exit) via a crafted TIFF image, related to "downsampled OJPEG input."
Find out more about CVE-2010-2596 from the
MITRE CVE dictionary dictionary and
Not vulnerable. This issue did not affect the versions of libtiff as shipped with Red Hat Enterprise Linux 3, 4, or 5.