CVE-2021-21900
HIGHlibdxfrw 2.2.0-rc2-19-ge02f3580 - Use-After-Free in dxfRW::processLType()
Title source: llmDescription
A code execution vulnerability exists in the dxfRW::processLType() functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dxf file can lead to a use-after-free vulnerability. An attacker can provide a malicious file to trigger this vulnerability.
References (6)
Core 6
Core References
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTIAMP7QJDKV4ADDLR4GVVX2TXYLHVOZ/
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2021/12/msg00002.html
Third Party Advisory vendor-advisory
https://www.debian.org/security/2022/dsa-5077
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202305-26
Broken Link, Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1351
Scores
CVSS v3
8.8
EPSS
0.0162
EPSS Percentile
82.1%
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-416
Status
published
Products (6)
debian/debian_linux
9.0
debian/debian_linux
10.0
debian/debian_linux
11.0
fedoraproject/fedora
34
fedoraproject/fedora
35
librecad/libdxfrw
2.2.0-rc2-19-ge02f3580
Published
Nov 19, 2021
Tracked Since
Feb 18, 2026