Buffer overflow in Gnu Libredwg

CVE-2021-45950

LibreDWG 0.12.4.4313 through 0.12.4.4367 has an out-of-bounds write in dwg_free_BLOCK_private (called from dwg_free_BLOCK and dwg_free_object).

Vulnerability class: Buffer Overflow

EPSS: 0.009 (55.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Gnu Libredwg
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

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

Frequently asked questions

What is CVE-2021-45950?: CVE-2021-45950 is a medium-severity vulnerability in Gnu Libredwg, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2022-01-01.
How severe is CVE-2021-45950?: Medium severity. CVSS v3 base score is 6.5 out of 10.