CVE-2021-21898

A code execution vulnerability exists in the dwgCompressor::decompress18() functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to an out-of-bounds write. An attacker can provide a malicious file to trigger this vulnerability.

• CWE-119
• CWE-787

• https://lists.debian.org/debian-lts-announce/2021/12/msg00002.htmlThird Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTIAMP7QJDKV4ADDLR4GVVX2TXYLHVOZ/
• https://security.gentoo.org/glsa/202305-26
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1349Exploit, Third Party Advisory
• https://www.debian.org/security/2022/dsa-5077Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/12/msg00002.htmlThird Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTIAMP7QJDKV4ADDLR4GVVX2TXYLHVOZ/
• https://security.gentoo.org/glsa/202305-26
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1349Exploit, Third Party Advisory
• https://www.debian.org/security/2022/dsa-5077Third Party Advisory

Published

Nov 19, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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