CVE-2021-39623 (Critical) detected in avandroid-10.0.0_r37

[mend-bolt-for-github]

CVE-2021-39623 - Critical Severity Vulnerability

Vulnerable Library - avandroid-10.0.0_r37

Library home page: https://android.googlesource.com/platform/frameworks/av

Found in base branch: master

Vulnerable Source Files (1)

/media/libstagefright/SimpleDecodingSource.cpp

Vulnerability Details

In doRead of SimpleDecodingSource.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-194105348

Publish Date: 2022-01-14

URL: CVE-2021-39623

CVSS 3 Score Details (9.8)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://source.android.com/docs/security/bulletin/2022-01-01

Release Date: 2022-01-14

Fix Resolution: android-12.1.0_r1

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