UBUNTU-CVE-2016-10011

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    UBUNTU-CVE-2016-10011

    Published: 4 Jan 2017Last Modified: 1 Jun 2026
    Upstream:
    CVE-2016-10011
    Aliases:
    USN-3538-1

    Summary:

    Details: authfile.c in sshd in OpenSSH before 7.4 does not properly consider the effects of realloc on buffer contents, which might allow local users to obtain sensitive private-key information by leveraging access to a privilege-separated child process.

    References: https://ubuntu.com/security/CVE-2016-10011, https://www.openssh.com/txt/release-7.4, http://www.openwall.com/lists/oss-security/2016/12/19/2, https://ubuntu.com/security/notices/USN-3538-1, https://www.cve.org/CVERecord?id=CVE-2016-10011

    Affected packages

    Package

    Name: openssh

    Purl: pkg:deb/ubuntu/openssh?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:6.6p1-2ubuntu2.10

    Affected versions

    1:6.2p2-6

    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
    UBUNTU-CVE-2016-10011 | CVE-DB