MGASA-2018-0022

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    MGASA-2018-0022

    Published: 2 Jan 2018Last Modified: 16 Apr 2026

    Summary: Updated samba packages fix security vulnerability

    Details: Stefan Metzmacher discovered that Samba incorrectly enforced SMB signing in certain situations. A remote attacker could use this issue to perform a man in the middle attack. (CVE-2017-12150) Yihan Lian and Zhibin Hu discovered that Samba incorrectly handled memory when SMB1 is being used. A remote attacker could possibly use this issue to obtain server memory contents. (CVE-2017-12163) Volker Lendecke discovered that Samba incorrectly cleared memory when returning data to a client. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2017-15275)

    References: https://advisories.mageia.org/MGASA-2018-0022.html, https://bugs.mageia.org/show_bug.cgi?id=21743, https://www.samba.org/samba/security/CVE-2017-12150.html, https://www.samba.org/samba/security/CVE-2017-12163.html, https://www.samba.org/samba/security/CVE-2017-15275.html, https://usn.ubuntu.com/usn/usn-3426-2/, https://usn.ubuntu.com/usn/usn-3486-2/

    Affected packages

    Package

    Name: samba

    Purl: pkg:rpm/mageia/samba?arch=source&distro=mageia-5

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.6.25-2.8.mga5

    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