CVE-2022-20346 Information disclosure in Android

What is CVE-2022-20346?

CVE-2022-20346 is a high-severity vulnerability in Google Android, published on 9 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In updateAudioTrackInfoFromESDS_MPEG4Audio of MPEG4Extractor.cpp, there is a possible out of bounds read due to an incorrect bounds check. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-230493653

Weakness: CWE-125

Which versions are affected by CVE-2022-20346?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-20346?

Apply the vendor's patch.

Is CVE-2022-20346 being exploited?

There is no known exploitation of CVE-2022-20346 in the wild and no public exploit code.

Other vulnerabilities in Google Android

• CVE-2026-58704 Google Pixel Improper Authorization Exploited High 8.8
• CVE-2025-48543 Android Runtime Use-After-Free Exploited High 8.8
• CVE-2023-35674 Android Framework Privilege Escalation Exploited High 8.8
• CVE-2025-48595 Android Framework Integer Overflow Exploited High 8.4
• CVE-2024-32896 Android Pixel Privilege Escalation Exploited High 8.1

All Google Android vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as A-230493653, ASB-A-230493653, GHSA-9253-hfmm-mch5.