CVE-2021-36080

HIGH

GNU LibreDWG <0.12.3.4191 - Use After Free

Title source: llm

GNU LibreDWG 0.12.3.4163 through 0.12.3.4191 has a double-free in bit_chain_free (called from dwg_encode_MTEXT and dwg_encode_add_object).

Core 3

Core References

Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc

Third Party Advisory x_refsource_misc

Patch, Third Party Advisory x_refsource_misc

CVSS v3 8.8

EPSS 0.0044

EPSS Percentile 63.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE

CWE-415

Status published

Products (1)

gnu/libredwg 0.12.3.4163 - 0.12.3.4191

Published Jul 01, 2021

Tracked Since Feb 18, 2026