UBUNTU-CVE-2022-0171

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    UBUNTU-CVE-2022-0171

    Published: 26 Aug 2022Last Modified: 22 Apr 2026
    Upstream:
    CVE-2022-0171

    Summary:

    Details: A flaw was found in the Linux kernel. The existing KVM SEV API has a vulnerability that allows a non-root (host) user-level application to crash the host kernel by creating a confidential guest VM instance in AMD CPU that supports Secure Encrypted Virtualization (SEV).

    References: https://ubuntu.com/security/CVE-2022-0171, https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=683412ccf61294d727ead4a73d97397396e69a6b, https://ubuntu.com/security/notices/USN-5792-1, https://ubuntu.com/security/notices/USN-5792-2, https://ubuntu.com/security/notices/USN-5877-1, https://www.cve.org/CVERecord?id=CVE-2022-0171

    Affected packages

    Package

    Name: linux-hwe-edge

    Purl: pkg:deb/ubuntu/[email protected]~16.04.1?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    4.8.0-28.30~16.04.1
    4.8.0-30.32~16.04.1
    4.8.0-32.34~16.04.1
    4.8.0-34.36~16.04.1

    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-2022-0171 | CVE-DB