This indicates the detection of an attack attempt against a Memory Corruption vulnerability in Adobe DNG Converter.
The vulnerability is caused by an error when the vulnerable software handles a specially crafted NEF file. A remote attacker may be able to exploit this to execute arbitrary code within the context of the application, via a crafted NEF file.
Adobe DNG Converter 9.7 and earlier versions on Windows and Macintosh
System Compromise: Remote attackers can gain control of vulnerable systems.
Refer to the vendor website for updates.