In MediaCodec.cpp, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-194783918
CVE-2023-21000 - High Severity Vulnerability
Vulnerable Library - avandroid-9.0.0_r56
Library home page: https://android.googlesource.com/platform/frameworks/av
Found in base branch: master
Vulnerable Source Files (1)
/media/libstagefright/MediaCodec.cpp
Vulnerability Details
In MediaCodec.cpp, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-194783918
Publish Date: 2023-03-24
URL: CVE-2023-21000
CVSS 3 Score Details (7.8)
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: High - Availability Impact: High
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://android.googlesource.com/platform/frameworks/av/+/cf32c23098ef7410b70ffdbfe2a05146ce79ef04
Release Date: 2023-03-24
Fix Resolution: android-13.0.0_r32
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