IrfanView version 4.44 (32bit) with FPX Plugin 4.46 allows attackers to cause a denial of service or possibly have unspecified other impact via a crafted .fpx file, related to a "Read Access Violation starting at FPX+0x000000000000153a."
https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-9890