PUB-A-189857506

    Dashboard / Vulnerabilities / PUB-A-189857506

    PUB-A-189857506

    Published: 1 Dec 2021Last Modified: 23 Sept 2026

    Summary:

    Details: In adjustStreamVolume of AudioService.java, there is a possible way for unprivileged app to change audio stream volume due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

    References: https://source.android.com/security/bulletin/2021-12-01, https://android.googlesource.com/platform/frameworks/base/+/c9faa86b663fb10b9ce18c6eea289998149cf0c0

    Affected packages

    Package

    Name: platform/frameworks/base

    Purl:

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 12:0
    Fixed -12:2021-12-01

    Affected versions

    12

    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
    PUB-A-189857506 | CVE-DB