CLEANSTART-2024-DW33398

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    CLEANSTART-2024-DW33398

    Published: 31 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2016-9381

    Summary: Race condition in QEMU in Xen allows local x86 HVM guest OS administrators to gain privileges by changing certain data on shared rings, aka a "double fetch" vulnerability

    Details: Security vulnerability affects the xen package. Race condition in QEMU in Xen allows local x86 HVM guest OS administrators to gain privileges by changing certain data on shared rings, aka a "double fetch" vulnerability.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-DW33398.json, https://osv.dev/vulnerability/CVE-2016-9381, https://nvd.nist.gov/vuln/detail/CVE-2016-9381

    Affected packages

    Package

    Name: xen

    Purl: pkg:apk/cleanstart/xen?arch=x86_64

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.7.1-r1

    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
    CLEANSTART-2024-DW33398 | CVE-DB