UBUNTU-CVE-2022-20008

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    UBUNTU-CVE-2022-20008

    Published: 10 May 2022Last Modified: 10 Sept 2026
    Upstream:
    CVE-2022-20008

    Summary:

    Details: In mmc_blk_read_single of block.c, there is a possible way to read kernel heap memory due to uninitialized data. This could lead to local information disclosure if reading from an SD card that triggers errors, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-216481035References: Upstream kernel

    References: https://ubuntu.com/security/CVE-2022-20008, https://source.android.com/security/bulletin/2022-05-01, https://git.kernel.org/linus/54309fde1a352ad2674ebba004a79f7d20b9f037, https://ubuntu.com/security/notices/USN-5415-1, https://ubuntu.com/security/notices/USN-5417-1, https://www.cve.org/CVERecord?id=CVE-2022-20008

    Affected packages

    Package

    Name: linux-hwe-edge

    Purl: pkg:deb/ubuntu/linux-hwe-edge?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    4.8.0-28.30~16.04.1
    4.8.0-30.32~16.04.1
    4.8.0-32.34~16.04.1
    4.8.0-34.36~16.04.1

    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-2022-20008 | CVE-DB