CLEANSTART-2024-SK31293

    Dashboard / Vulnerabilities / CLEANSTART-2024-SK31293

    CLEANSTART-2024-SK31293

    Published: 31 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2016-9386

    Summary: x86 emulator in Xen does not properly treat x86 NULL segments as unusable when accessing memory, which might allow local HVM guest users to gain privileges via vectors involving "unexpected" base/l...

    Details: Security vulnerability affects the xen package. The x86 emulator in Xen does not properly treat x86 NULL segments as unusable when accessing memory, which might allow local HVM guest users to gain privileges via vectors involving "unexpected" base/limit values.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-SK31293.json, https://osv.dev/vulnerability/CVE-2016-9386, https://nvd.nist.gov/vuln/detail/CVE-2016-9386

    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-SK31293 | CVE-DB