CVE-2016-8637

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    CVE-2016-8637

    Published: 1 Aug 2018Last Modified: 7 Aug 2026

    Summary:

    Details: A local information disclosure issue was found in dracut before 045 when generating initramfs images with world-readable permissions when 'early cpio' is used, such as when including microcode updates. Local attacker can use this to obtain sensitive information from these files, such as encryption keys or credentials.

    References: http://www.securityfocus.com/bid/94128, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8637, https://github.com/dracutdevs/dracut/commit/0db98910a11c12a454eac4c8e86dc7a7bbc764a4, http://seclists.org/oss-sec/2016/q4/352

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -39c9b67f86145953aa30def9d77c68597a4ccfe8

    Affected versions

    044

    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