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CVE-2017-7521

CVE-2017-7521

This page contains facts from public vulnerability sources. Check the original advisory before updating.

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service due to memory exhaustion caused by memory leaks and double-free issue in extract_x509_extension().

CVSS 5.9 · Medium · EPSS 3.9% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • openvpn

    Versions
    • before 2.4.3: Affected
    • before 2.3.17: Affected

    No fix published

  • openvpn Debian:12

    Affected ranges
    • ECOSYSTEM: < 2.4.3-1

    Update to 2.4.3-1

  • openvpn Debian:13

    Affected ranges
    • ECOSYSTEM: < 2.4.3-1

    Update to 2.4.3-1

  • openvpn Debian:14

    Affected ranges
    • ECOSYSTEM: < 2.4.3-1

    Update to 2.4.3-1

  • openvpn Ubuntu:14.04:LTS

    Versions
    • 2.3.2-4ubuntu1
    • 2.3.2-5ubuntu1
    • 2.3.2-7ubuntu1
    • 2.3.2-7ubuntu2
    • 2.3.2-7ubuntu3
    • 2.3.2-7ubuntu3.1
    Affected ranges
    • ECOSYSTEM: < 2.3.2-7ubuntu3.2

    Update to 2.3.2-7ubuntu3.2

  • openvpn Ubuntu:16.04:LTS

    Versions
    • 2.3.7-1ubuntu1
    • 2.3.7-2ubuntu1
    • 2.3.8-1ubuntu1
    • 2.3.10-1ubuntu1
    • 2.3.10-1ubuntu2
    Affected ranges
    • ECOSYSTEM: < 2.3.10-1ubuntu2.1

    Update to 2.3.10-1ubuntu2.1

Original sources

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