In TrustZone access control policy may potentially be bypassed in all Android releases from CAF using the Linux kernel due to improper input validation an integer overflow vulnerability leading to a buffer overflow could potentially occur and a buffer over-read vulnerability could potentially occur.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
| Link | Tags |
|---|---|
| https://source.android.com/security/bulletin/2017-04-01 | patch vendor advisory |
| http://www.securityfocus.com/bid/97334 | third party advisory vdb entry |
| http://www.securitytracker.com/id/1038201 | vdb entry |