UBUNTU-CVE-2021-33120

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    UBUNTU-CVE-2021-33120

    Published: 9 Feb 2022Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-33120

    Summary:

    Details: Out of bounds read under complex microarchitectural condition in memory subsystem for some Intel Atom(R) Processors may allow authenticated user to potentially enable information disclosure or cause denial of service via network access.

    References: https://ubuntu.com/security/CVE-2021-33120, https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00589.html, https://ubuntu.com/security/notices/USN-5486-1, https://ubuntu.com/security/notices/USN-5535-1, https://www.cve.org/CVERecord?id=CVE-2021-33120

    Affected packages

    Package

    Name: intel-microcode

    Purl: pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=esm-infra-legacy/trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1.20130906.1ubuntu2
    1.20130906.1ubuntu3

    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-2021-33120 | CVE-DB