CVE-2016-2085

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    CVE-2016-2085

    Published: 27 Apr 2016Last Modified: 16 Apr 2026

    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://security-tracker.debian.org/tracker/CVE-2016-2085, https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-2085.html, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=613317bd212c585c20796c10afe5daaa95d4b0a1, http://www.ubuntu.com/usn/USN-2946-1, http://www.ubuntu.com/usn/USN-2947-3, http://www.ubuntu.com/usn/USN-2946-2, http://www.ubuntu.com/usn/USN-2947-1, http://www.ubuntu.com/usn/USN-2947-2, http://www.ubuntu.com/usn/USN-2948-1, http://www.ubuntu.com/usn/USN-2948-2, http://www.ubuntu.com/usn/USN-2949-1, https://bugzilla.redhat.com/show_bug.cgi?id=1324867, https://github.com/torvalds/linux/commit/613317bd212c585c20796c10afe5daaa95d4b0a1

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    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