Double Free in Gnu Libredwg

CVE-2021-36080

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).

Vulnerability class: Double Free

EPSS: 0.013 (67.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Gnu Libredwg
N/a — versions n/a

Weakness classification (CWE)

CWE-415 — Double Free

References

cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-36080?: CVE-2021-36080 is a high-severity vulnerability in Gnu Libredwg, classified under Double Free. CVSS score: 8.8/10. Published 2021-07-01.
How severe is CVE-2021-36080?: High severity. CVSS v3 base score is 8.8 out of 10.