CVE-2019-20915: GNU Libredwg

High severity, CVSS 8.1. EPSS: 1.2% chance of exploitation in the next 30 days.

An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to a heap-based buffer over-read in bit_write_TF in bits.c.

Affected products

• GNU Libredwg: up to and including 0.9.3

Published 2020-07-16. Last modified 2026-06-17.