CVE-2026-40257

A flaw was found in OP-TEE Trusted Execution Environment. An off-by-one error in the ARM Crypto Extensions accelerated SHA-3 implementation can lead to a massive heap overflow. This vulnerability allows for the corruption of all TEE kernel memory, potentially impacting the integrity and...

Linux Distros Unpatched Vulnerability : CVE-2026-40257

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OP-TEE is a Trusted Execution Environment TEE designed as companion to a non-secure Linux kernel running on Arm; Cortex-A cores using the TrustZone technology...