CVE-2021-36080

HIGH 8.8CVE-2021-36080 · Published 01/07/2021 · updated 17/06/2026

In short

CVE-2021-36080 is a HIGH (CVSS 8.8) vulnerability affecting libredwg (gnu).
Chance of exploitation in the next 30 days (EPSS): 1.3%, higher than 71.0% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
libredwg gnu	`≥ 0.12.3.4163, ≤ 0.12.3.4191`	No fix yet

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).

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Package

Affected versions

Patched versions

≥ 0.12.3.4163, ≤ 0.12.3.4191

No fix yet

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