CVE-2022-20393 (Medium) detected in avandroid-10.0.0_r37

[mend-bolt-for-github]

CVE-2022-20393 - Medium Severity Vulnerability

Vulnerable Library - avandroid-10.0.0_r37

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

Found in HEAD commit: 47d289006425443dab8f1e8972c2f76eea15fa26

Found in base branch: master

Vulnerable Source Files (1)

/media/libstagefright/timedtext/TextDescriptions.cpp

Vulnerability Details

In extract3GPPGlobalDescriptions of TextDescriptions.cpp, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure from the media server with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-233735886

Publish Date: 2022-09-13

URL: CVE-2022-20393

CVSS 3 Score Details (5.5)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://source.android.com/docs/security/bulletin/2022-09-01

Release Date: 2022-09-13

Fix Resolution: android-13.0.0_r1

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