This indicates an attack attempt to exploit a Buffer Overflow Vulnerability in Adobe Systems DNG Software Development Kit.
The vulnerability is due to improper validation of Enhanced images. A remote attacker can exploit the vulnerability by enticing a target user into opening a crafted DNG file with an application that leverages the SDK. Successful exploitation of this vulnerability, in the worst case, could result in the execution of arbitrary code under the security context of the application.
Adobe Systems DNG Software Development Kit prior to 1.5.1
System Compromise: Remote attackers can gain control of vulnerable systems.
Apply the most recent upgrade or patch from the vendor.