UBUNTU-CVE-2025-54505

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    UBUNTU-CVE-2025-54505

    Published: 27 Apr 2026Last Modified: 9 Sept 2026
    Upstream:
    CVE-2025-54505
    Aliases:
    USN-8488-1
    USN-8488-2
    USN-8507-1

    Summary:

    Details: A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality.

    References: https://ubuntu.com/security/CVE-2025-54505, https://www.cve.org/CVERecord?id=CVE-2025-54505, https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7053.html, https://roots.ec/blog/fpdss/, https://xenbits.xen.org/xsa/advisory-488.html, https://git.kernel.org/linus/e55d98e7756135f32150b9b8f75d580d0d4b2dd3, https://ubuntu.com/security/notices/USN-8488-1, https://ubuntu.com/security/notices/USN-8488-2, https://ubuntu.com/security/notices/USN-8507-1, https://ubuntu.com/security/notices/USN-8569-1, https://ubuntu.com/security/notices/USN-8567-1, https://ubuntu.com/security/notices/USN-8574-1, https://ubuntu.com/security/notices/USN-8575-1, https://ubuntu.com/security/notices/USN-8576-1, https://ubuntu.com/security/notices/USN-8574-2, https://ubuntu.com/security/notices/USN-8595-1, https://ubuntu.com/security/notices/USN-8596-1, https://ubuntu.com/security/notices/USN-8575-2, https://ubuntu.com/security/notices/USN-8576-2, https://ubuntu.com/security/notices/USN-8597-1, https://ubuntu.com/security/notices/USN-8603-1, https://ubuntu.com/security/notices/USN-8595-2, https://ubuntu.com/security/notices/USN-8606-1, https://ubuntu.com/security/notices/USN-8607-1, https://ubuntu.com/security/notices/USN-8608-1, https://ubuntu.com/security/notices/USN-8609-1, https://ubuntu.com/security/notices/USN-8575-3, https://ubuntu.com/security/notices/USN-8610-1, https://ubuntu.com/security/notices/USN-8574-3, https://ubuntu.com/security/notices/USN-8595-3, https://ubuntu.com/security/notices/USN-8619-1, https://ubuntu.com/security/notices/USN-8620-1, https://ubuntu.com/security/notices/USN-8620-2, https://ubuntu.com/security/notices/USN-8620-3, https://ubuntu.com/security/notices/USN-8620-4, https://ubuntu.com/security/notices/USN-8665-1, https://ubuntu.com/security/notices/USN-8668-1

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/linux?arch=source&distro=esm-infra-legacy%2Ftrusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    3.11.0-12.19

    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-2025-54505 | CVE-DB