Nick Stephens

**Name of the Vulnerable Software and Affected Versions** Huawei P9 versions prior to EVA-AL10C00B352 Huawei P9 Lite versions prior to VNS-L21C185B130 Huawei P8 Lite versions prior to ALE-L02C636B150 **Description** The issue is related to an input validation problem in the TrustZone driver. This allows attackers to cause the system to restart. **Recommendations** For Huawei P9 versions prior to EVA-AL10C00B352, update to version EVA-AL10C00B352 or later. For Huawei P9 Lite versions prior to VNS-L21C185B130, update to version VNS-L21C185B130 or later. For Huawei P8 Lite versions prior to ALE-L02C636B150, update to version ALE-L02C636B150 or later.

**Name of the Vulnerable Software and Affected Versions** Huawei P9 versions earlier than EVA-AL10C00B352 Huawei P9 Lite versions VNS-L21C185B130 and earlier Huawei P8 Lite versions ALE-L02C636B150 and earlier **Description** The issue is related to an input validation problem in the TrustZone driver. This allows attackers to read and write user-mode memory data anywhere in the TrustZone driver, potentially leading to unauthorized access or modification of sensitive data. **Recommendations** For Huawei P9 versions earlier than EVA-AL10C00B352, update to version EVA-AL10C00B352 or later. For Huawei P9 Lite versions VNS-L21C185B130 and earlier, update to a version later than VNS-L21C185B130. For Huawei P8 Lite versions ALE-L02C636B150 and earlier, update to a version later than ALE-L02C636B150.