CVE-2018-16981: Debian Linux

High severity, CVSS 8.8. EPSS: 1.6% chance of exploitation in the next 30 days.

stb stb_image.h 2.19, as used in catimg, Emscripten, and other products, has a heap-based buffer overflow in the stbi__out_gif_code function.

Affected products

• Debian Debian Linux: version 10.0 only
• Nothings Stb Image.h: version 2.19 only

Published 2018-09-12. Last modified 2026-06-17.