CVE-2021-0330

February 12, 2021

In add_user_ce and remove_user_ce of storaged.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in storaged with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11Android ID: A-170732441

Summary:

In add_user_ce and remove_user_ce of storaged.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in storaged with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11Android ID: A-170732441

Reference Links(if available):

  • https://source.android.com/security/bulletin/2021-02-01

  • CVSS Score (if available)

    v2: / MEDIUM

    v3: /

    Links to Exploits(if available)

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