In CryptoPlugin::decrypt of CryptoPlugin.cpp, there is a possible out of bounds read due to integer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11Android ID: A-176496160

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-0436
• https://source.android.com/security/bulletin/2021-04-01