Huawei smartphones with software of MHA-AL00AC00B125 have an integer overflow vulnerability. The software does not process certain variable properly when handle certain process. An attacker tricks the user who has root privilege to install a crafted application, successful exploit could cause information disclosure.
The product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.
| Link | Tags |
|---|---|
| http://www.huawei.com/en/psirt/security-advisories/2017/huawei-sa-20171220-01-smartphone-en | vendor advisory |