Libreswan

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    Products: 1
    Vulnerabilities: 25
    Known Exploited: 0
    1
    Critical Level Threats
    12
    High Level Threats
    11
    Medium Level Threats
    1
    Low Level Threats

    Vulnerabilities

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    Vulnerabilities

    CVE-2026-14957

    FIPS mode assertion failure via malicious CERT payload

    Last Modified: Sep 02, 2026
    Published: Jul 15, 2026

    CVE-2026-50722

    IKEv2 Denial of Service via RSA-SHA1 (PKCS#1 RSASSA-PKCS1-v1_5) authentication payload

    Last Modified: Jul 14, 2026
    Published: Jun 24, 2026

    CVE-2026-12413

    IKEv2 Denial of Service via malformed fragmentation

    Last Modified: Jul 14, 2026
    Published: Jun 24, 2026

    CVE-2026-50721

    IKEv1 Denial of Service via RSA-SHA1 (PKCS#1 Version 1.5 Encrypted) authentication payload

    Last Modified: Jul 14, 2026
    Published: Jun 24, 2026

    CVE-2024-3652

    IKEv1 default AH/ESP responder can cause libreswan to abort and restart

    Last Modified: Feb 27, 2026
    Published: Apr 11, 2024
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    Libreswan Vulnerabilities & Security CVEs | CVE-DB