CVE-2021-39522

HIGH

libredwg < 0.10.1.3751 - Heap-Based Buffer Overflow in bit_wcs2len()

Title source: llm
STIX 2.1

Description

An issue was discovered in libredwg through v0.10.1.3751. bit_wcs2len() in bits.c has a heap-based buffer overflow.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/LibreDWG/libredwg/issues/255

Scores

CVSS v3 8.8
EPSS 0.0039
EPSS Percentile 59.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
gnu/libredwg < 0.10.1.3751
Published Sep 20, 2021
Tracked Since Feb 18, 2026