CVE-2021-43619

Trusted Firmware M 1.4.x through 1.4.1 contains a buffer overflow in the Firmware Update partition. In the IPC model, a psa_fwu_write caller from SPE or NSPE can overwrite stack memory locations. Affected software: Trusted Firmware M versions 1.4.x–1.4.1. Root cause: stack memory overwrite via a ...