CVE-2021-46934

    Dashboard / Vulnerabilities / CVE-2021-46934

    CVE-2021-46934

    Published: 27 Feb 2024Last Modified: 15 Mar 2026

    Summary:

    Details: In the Linux kernel, the following vulnerability has been resolved: i2c: validate user data in compat ioctl Wrong user data may cause warning in i2c_transfer(), ex: zero msgs. Userspace should not be able to trigger warnings, so this patch adds validation checks for user data in compact ioctl to prevent reported warnings

    References: https://git.kernel.org/stable/c/407c8708fb1bf2d4afc5337ef50635cf540c364b, https://git.kernel.org/stable/c/8d31cbab4c295d7010ebb729e9d02d0e9cece18f, https://git.kernel.org/stable/c/9e4a3f47eff476097e0c7faac04d1831fc70237d, https://git.kernel.org/stable/c/bb436283e25aaf1533ce061605d23a9564447bdf, https://git.kernel.org/stable/c/f68599581067e8a5a8901ba9eb270b4519690e26

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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
    CVE-2021-46934 | CVE-DB