ASB-A-169505740

    Dashboard / Vulnerabilities / ASB-A-169505740

    ASB-A-169505740

    Published: 1 Jan 2021Last Modified: 16 Oct 2026

    Summary:

    Details: In __speculation_ctrl_update of process.c, there is a possible way to disable Speculative Store Bypass Disable due to a logic error, which allows for side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

    References: https://source.android.com/security/bulletin/2021-01-01, https://android.googlesource.com/kernel/common/+/dbbe2ad02e9df26e372f38cc3e70dab9222c832e

    Affected packages

    Package

    Name: :linux_kernel:

    Purl:

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- :0
    Fixed -:2021-01-05

    Affected versions

    Kernel

    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
    ASB-A-169505740 | CVE-DB