CVE-2023-21066: Google Android

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-250100597References: N/A

Affected products

• Google Android: affected versions not specified

Published 2023-06-28. Last modified 2026-06-17.