High severity8.8NVD Advisory· Published Sep 8, 2021· Updated Jun 17, 2026
CVE-2021-21897
CVE-2021-21897
Description
A code execution vulnerability exists in the DL_Dxf::handleLWPolylineData functionality of Ribbonsoft dxflib 3.17.0. A specially-crafted .dxf file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10<=3.17.0+ 2 more
- (no CPE)range: <=3.17.0
- cpe:2.3:a:ribbonsoft:dxflib:3.17.0:*:*:*:*:*:*:*
- (no CPE)
cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:7.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
6- talosintelligence.com/vulnerability_reports/TALOS-2021-1346nvdExploitThird Party Advisory
- lists.debian.org/debian-lts-announce/2022/06/msg00008.htmlnvdMailing ListThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5BUOTYU3KKIYE4BEBUFA4MRS462P3OWM/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DA4C4X5GMM65VYLUW7Q7YL6P5NDB633A/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IMGMEPTYL7WTQ333J6SMC6MUHDMMWT3O/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L2H36XRMAPQBIOVIIFX6KUT5YOG2ETM6/nvd
News mentions
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