CVE 2013-1438
Unspecified vulnerability in dcraw 0.8.x through 0.8.9, as used in libraw, ufraw, shotwell, and other products, allows context-dependent attackers to cause a denial of service via a crafted photo file that triggers a (1) divide-by-zero, (2) infinite loop, or (3) NULL pointer dereference.
See the 
CVE page on Mitre.org
for more details.
