CVE-2023-21243: Google Android

Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days.

In validateForCommonR1andR2 of PasspointConfiguration.java, there is a possible way to inflate the size of a config file with no limits due to a buffer overflow. This could lead to local denial of service with no additional execution privileges needed. User interaction is needed for exploitation.

Affected products

• Google Android: version 11.0 only; version 12.0 only; version 12.1 only; version 13.0 only

Published 2023-07-13. Last modified 2026-06-17.