UBUNTU-CVE-2022-28693

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    UBUNTU-CVE-2022-28693

    Published: 12 Jul 2022Last Modified: 25 Sept 2026
    Upstream:
    CVE-2022-28693

    Summary:

    Details: Unprotected alternative channel of return branch target prediction in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

    References: https://ubuntu.com/security/CVE-2022-28693, https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00707.html, https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/return-stack-buffer-underflow.html, https://community.intel.com/t5/Blogs/Products-and-Solutions/Security/Chips-Salsa-Episode-21-July-2022-Security-Advisories-Retbleed/post/1399055, https://www.intel.com/content/www/us/en/developer/topic-technology/software-security-guidance/processors-affected-consolidated-product-cpu-model.html, https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/Retbleed, https://www.cve.org/CVERecord?id=CVE-2022-28693

    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-2022-28693 | CVE-DB