ALSA-2023:7052

    Dashboard / Vulnerabilities / ALSA-2023:7052

    ALSA-2023:7052

    Published: 14 Nov 2023Last Modified: 4 Feb 2026

    Summary: Moderate: libreswan security update

    Details: Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN). Security Fix(es): * libreswan: Invalid IKEv2 REKEY proposal causes restart (CVE-2023-38710) * libreswan: Invalid IKEv1 Quick Mode ID causes restart (CVE-2023-38711) * libreswan: Invalid IKEv1 repeat IKE SA delete causes crash and restart (CVE-2023-38712) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

    Affected packages

    Package

    Name: libreswan

    Purl: pkg:rpm/almalinux/libreswan

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.12-2.el8

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    ALSA-2023:7052 | CVE-DB