XnView MP v0.96.4 was discovered to contain a heap overflow which allows attackers to cause a denial of service (DoS) via a crafted ico file. Related to a Read Access Violation starting at USER32!SmartStretchDIBits+0x33.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-23887
Reference (s):
- https://github.com/Aurorainfinity/vulnerabilities/tree/master/xnviewmp
- https://www.xnview.com/en/xnviewmp/