Buffer overflow in Imager 0.42 through 0.63 allows attackers to cause a denial of service (crash) via an image based fill in which the number of input channels is different from the number of output channels.
https://www.redhat.com/archives/fedora-package-announce/2008-April/msg00569.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/41986
http://www.vupen.com/english/advisories/2008/1387/references
http://www.securityfocus.com/bid/28980
http://secunia.com/advisories/30030
http://secunia.com/advisories/30011