A keyblob downgrade attack in keymaster prior to SMR Oct-2021 Release 1 allows attacker to trigger IV reuse vulnerability with privileged process.
| Software | From | Fixed in |
|---|---|---|
| google / android | 9.0 | 9.0.x |
| google / android | 10.0 | 10.0.x |
| google / android | 11.0 | 11.0.x |