UBUNTU-CVE-2017-9461

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    UBUNTU-CVE-2017-9461

    Published: 6 Jun 2017Last Modified: 22 Apr 2026
    Upstream:
    CVE-2017-9461
    Aliases:
    USN-3348-1

    Summary:

    Details: smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulnerability (fd_open_atomic infinite loop with high CPU usage and memory consumption) due to wrongly handling dangling symlinks.

    References: https://ubuntu.com/security/CVE-2017-9461, https://ubuntu.com/security/notices/USN-3348-1, https://www.cve.org/CVERecord?id=CVE-2017-9461

    Affected packages

    Package

    Name: samba

    Purl: pkg:deb/ubuntu/samba@2:4.3.11+dfsg-0ubuntu0.14.04.9?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:4.3.11+dfsg-0ubuntu0.14.04.9

    Affected versions

    2:3.6.18-1ubuntu3

    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