CVE-2020-23909: Advancemame

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Heap-based buffer over-read in function png_convert_4 in file pngex.cc in AdvanceMAME through 2.1.

Affected products

• Advancemame Advancemame: up to and including 2.1

Published 2023-07-18. Last modified 2026-06-17.