CVE-2018-14072: Saitoha Libsixel

High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days.

libsixel 1.8.1 has a memory leak in sixel_decoder_decode in decoder.c, image_buffer_resize in fromsixel.c, and sixel_decode_raw in fromsixel.c.

Affected products

• Saitoha Libsixel: version 1.8.1 only

Published 2018-07-15. Last modified 2026-06-17.