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CVE-2021-21897

Status: ModifiedHigh (8.8)—

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.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (4)

Debian — Debian LinuxFedoraproject — Extra Packages FOR Enterprise LinuxFedoraproject — FedoraRibbonsoft — Dxflib

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2021-21897",
  "cveTags": [],
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      "description": [
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          "value": "CWE-787"
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      "value": "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."
    },
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    }
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  "lastModified": "2026-06-17T03:36:19.243",
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}