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CVE-2021-0393

In Scanner::LiteralBuffer::NewCapacity of scanner.cc, there is a possible out of bounds write due to an integer overflow.

Published
Last modified
published
Not listed in CISA KEV
1 proof of concept on GitHub

Summary

In Scanner::LiteralBuffer::NewCapacity of scanner.cc, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution if an attacker can supply a malicious PAC file, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-168041375

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • n/a Android

    Android-11 Android-8.1 Android-9 Android-10

References 2

source.android.com

GitHub · Trinadh465/external_v8_AOSP10_r33_CVE-2021-0393