UBUNTU-CVE-2022-42310

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    UBUNTU-CVE-2022-42310

    Published: 1 Nov 2022Last Modified: 17 Oct 2026
    Upstream:
    CVE-2022-42310

    Summary:

    Details: Xenstore: Guests can create orphaned Xenstore nodes By creating multiple nodes inside a transaction resulting in an error, a malicious guest can create orphaned nodes in the Xenstore data base, as the cleanup after the error will not remove all nodes already created. When the transaction is committed after this situation, nodes without a valid parent can be made permanent in the data base.

    References: https://ubuntu.com/security/CVE-2022-42310, https://xenbits.xen.org/xsa/advisory-415.html, https://xenbits.xenproject.org/xsa/advisory-415.txt, http://xenbits.xen.org/xsa/advisory-415.html, http://www.openwall.com/lists/oss-security/2022/11/01/5, https://www.cve.org/CVERecord?id=CVE-2022-42310

    Affected packages

    Package

    Name: xen

    Purl: pkg:deb/ubuntu/xen?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    4.5.1-0ubuntu1
    4.5.1-0ubuntu2

    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-2022-42310 | CVE-DB