CVE-2015-4421: Huawei Mate 7 Firmware

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

The tzdriver module in Huawei Mate 7 (Mate7-TL10) smartphones before V100R001CHNC00B126SP03 allows local users to gain privileges or cause a denial of service (memory corruption) via an unspecified input.

Affected products

• Huawei Mate 7 Firmware: up to and including v100r001chnc00b123sp03

Published 2017-10-19. Last modified 2026-06-17.