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librecad vulnerabilities

Vulnerability published for librecad in the last 30 days: 1. Listed in the KEV catalogue: 0.

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Vulnerabilities: 8

  1. CVE-2026-110606

    Medium · CVSS 4.8EPSS 0.23%No fix published

    LibreCAD libdxfrw through LC2.2.0 Stack Out-of-Bounds Read via dwgReader18::readFileHeader

    LibreCAD libdxfrw through LC2.2.0 (LibreCAD through 2.2.1.5) contains a stack-based out-of-bounds read vulnerability in dwgReader18::readFileHeader() caused by calling strlen on non-NUL-terminated buffers. Attackers can supply a crafted AC1018, AC1024 or AC1027 DWG file without NUL bytes in the decrypted header to read adjacent stack memory and crash the process.

    Published Updated
  2. CVE-2021-21900

    High · CVSS 8.8EPSS 2.54%Fix available

    CVE-2021-21900

    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.

    • Update to 2.1.3-1.2+deb10u1build0.20.04.1
    Published Updated
  3. CVE-2021-21899

    High · CVSS 8.8EPSS 2.76%Fix available

    CVE-2021-21899

    A code execution vulnerability exists in the dwgCompressor::copyCompBytes21 functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

    • Update to 2.1.3-1.2+deb10u1build0.20.04.1
    Published Updated
  4. CVE-2021-21898

    High · CVSS 8.8EPSS 2.6%Fix available

    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.

    • Update to 2.1.3-1.2+deb10u1build0.20.04.1
    Published Updated

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