UBUNTU-CVE-2023-20569

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    UBUNTU-CVE-2023-20569

    Published: 8 Aug 2023Last Modified: 9 Sept 2026
    Upstream:
    CVE-2023-20569
    Aliases:
    USN-6319-1
    USN-6412-1
    USN-6415-1

    Summary:

    Details: A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.

    References: https://ubuntu.com/security/CVE-2023-20569, https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7005.html, https://lore.kernel.org/linux-firmware/[email protected]/T/#meaa8272d3d5799ffebc729eeaaabb3a14d32665f, https://ubuntu.com/security/notices/USN-6319-1, https://ubuntu.com/security/notices/USN-6412-1, https://ubuntu.com/security/notices/USN-6415-1, https://ubuntu.com/security/notices/USN-6416-1, https://ubuntu.com/security/notices/USN-6416-2, https://ubuntu.com/security/notices/USN-6416-3, https://ubuntu.com/security/notices/USN-6445-1, https://ubuntu.com/security/notices/USN-6445-2, https://ubuntu.com/security/notices/USN-6466-1, https://www.cve.org/CVERecord?id=CVE-2023-20569

    Affected packages

    Package

    Name: amd64-microcode

    Purl: pkg:deb/ubuntu/amd64-microcode?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1.20120910-3

    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-2023-20569 | CVE-DB