UBUNTU-CVE-2016-2085

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    UBUNTU-CVE-2016-2085

    Published: 15 Feb 2016Last Modified: 22 Apr 2026
    Upstream:
    CVE-2016-2085
    Aliases:
    USN-2946-1
    USN-2946-2
    USN-2947-1

    Summary:

    Details: The evm_verify_hmac function in security/integrity/evm/evm_main.c in the Linux kernel before 4.5 does not properly copy data, which makes it easier for local users to forge MAC values via a timing side-channel attack.

    References: https://ubuntu.com/security/CVE-2016-2085, https://ubuntu.com/security/notices/USN-2946-2, https://ubuntu.com/security/notices/USN-2946-1, https://ubuntu.com/security/notices/USN-2947-1, https://ubuntu.com/security/notices/USN-2947-2, https://ubuntu.com/security/notices/USN-2947-3, https://ubuntu.com/security/notices/USN-2948-1, https://ubuntu.com/security/notices/USN-2949-1, https://www.cve.org/CVERecord?id=CVE-2016-2085

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.13.0-85.129

    Affected versions

    3.11.0-12.19

    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-2016-2085 | CVE-DB