What’s Vulnerable › Vulnerabilities

CVE-2021-39623

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-01-14 · updated 2026-06-17
• Weakness: CWE-787

Description

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

Affected products

• Android: 9.0, 10.0, 11.0, 12.0

References

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

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