CVE-2026-71969 OP-TEE OS 4.10.0 Buffer Underwrite via RSA NOPAD Encrypt/Decrypt Operations

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

EUVD-2026-55699

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

CVE-2026-42546

OP-TEE (Trusted Execution Environment for Arm TrustZone) prior to version 4.11.0 contains a resource leak in the shared memory cleanup path. Specifically, cleanup_shm_refs() in core/tee/entry_std.c fails to apply the OPTEE_MSG_ATTR_TYPE_MASK to parameter attributes when processing non-contiguous ...

PT-2026-55975

Name of the Vulnerable Software and Affected Versions OP-TEE versions 3.3.0 through 4.10.x Description A resource leak exists in the shared memory cleanup logic of OP-TEE, a Trusted Execution Environment designed for Arm Cortex-A cores using TrustZone technology. The function cleanup shm refs in...