CVE-2023-21243 Information

Description

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.

Reference

https://source.android.com/security/bulletin/2023-07-01 https://android.googlesource.com/platform/packages/modules/Wifi/+/5b49b8711efaadadf5052ba85288860c2d7ca7a6