CVE-2026-41516

OP-TEE (Trusted Execution Environment for Arm Cortex-A TrustZone) contains a vulnerability in the Hisilicon HPRE PKCS#1 v1.5 RSA decryption path. From version 4.5.0 up to, but not including, 4.11.0, the RSA PKCS#1 v1.5 decryption implementation uses non-constant-time memcmp() for label hash verif...

CVE-2026-41515

OP-TEE (Trusted Execution Environment for Arm Cortex-A TrustZone) has a vulnerability in the RSA-OAEP decryption path within the NXP CAAM crypto driver. From version 3.9.0 up to, but not including, 4.11.0, the driver uses non-constant-time memcmp() for label hash verification, exposing a Manger-s...

CVE-2026-41515

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. Starting in version 3.9.0 and prior to version 4.11.0, the RSA-OAEP decryption implementation in the NXP CAAM crypto driver uses...

CVE-2026-41514 OP-TEE: RSA-OAEP padding oracle in Hisilicon HPRE driver enables plaintext recovery

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. Starting in version 4.5.0 and prior to version 4.11.0, the RSA-OAEP decryption implementation in the Hisilicon HPRE crypto driver uses...

CVE-2026-41514

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. Starting in version 4.5.0 and prior to version 4.11.0, the RSA-OAEP decryption implementation in the Hisilicon HPRE crypto driver uses...

CVE-2026-41514

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. Starting in version 4.5.0 and prior to version 4.11.0, the RSA-OAEP decryption implementation in the Hisilicon HPRE crypto driver uses...

CVE-2026-41434

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. Starting in version 3.10.0 and prior to version 4.11.0, an unbounded recursion can crash the PKCS11 TA. Version 4.11.0 contains a patch. ...

UBUNTU-CVE-2026-41434

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. Starting in version 3.10.0 and prior to version 4.11.0, an unbounded recursion can crash the PKCS11 TA. Version 4.11.0 contains a patch. ...

CVE-2026-41434 OP-TEE has unbounded recursion in sanitize_client_object()

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. Starting in version 3.10.0 and prior to version 4.11.0, an unbounded recursion can crash the PKCS11 TA. Version 4.11.0 contains a patch. ...

CVE-2026-41434

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. Starting in version 3.10.0 and prior to version 4.11.0, an unbounded recursion can crash the PKCS11 TA. Version 4.11.0 contains a patch. ...

UBUNTU-CVE-2026-40257

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. Starting in version 3.21.0 and prior to version 4.11.0, the ARM Crypto Extensions accelerated SHA-3 implementation has an off-by-one erro...

CVE-2026-40257

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. Starting in version 3.21.0 and prior to version 4.11.0, the ARM Crypto Extensions accelerated SHA-3 implementation has an off-by-one erro...

CVE-2026-40257 OP-TEE has SHA-3 accelerated finalize heap overflow

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. Starting in version 3.21.0 and prior to version 4.11.0, the ARM Crypto Extensions accelerated SHA-3 implementation has an off-by-one erro...

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...

PT-2026-55972

Name of the Vulnerable Software and Affected Versions OP-TEE versions 4.5.0 through 4.10.x Description The RSA-OAEP decryption implementation in the Hisilicon HPRE crypto driver uses a non-constant-time memcmp function for label hash verification and contains multiple distinguishable error paths...

PT-2026-55959

Name of the Vulnerable Software and Affected Versions OP-TEE versions 3.10.0 through 4.10.x Description OP-TEE is a Trusted Execution Environment TEE designed as a companion to a non-secure Linux kernel running on Arm Cortex-A cores using TrustZone technology. An unbounded recursion can cause the...

PT-2026-55974

Name of the Vulnerable Software and Affected Versions OP-TEE versions 4.5.0 through 4.10.x Description The RSA PKCS1 v1.5 decryption implementation in the Hisilicon HPRE crypto driver uses a non-constant-time memcmp function for label hash verification and contains multiple distinguishable error...

PT-2026-55973

Name of the Vulnerable Software and Affected Versions OP-TEE versions 3.9.0 through 4.10.x Description The RSA-OAEP decryption implementation in the NXP CAAM crypto driver uses a non-constant-time memcmp function for label hash verification and contains multiple distinguishable error paths. This...

Linux Kernel TEe Optee Memory Error Reference Vulnerability

The Linux kernel is the core of the Linux operating system, responsible for managing hardware resources and providing system services. The TEE OP-TEE driver in the Linux kernel has a memory error reference vulnerability. This vulnerability arises from the possibility for the client to exit while...

CVE-2026-53210

A flaw was found in the Linux kernel's Trusted Execution Environment TEE subsystem. A shared memory shm leak occurs in the registershmhelper function when TEEIOCSHMREGISTER is called with a zero-length shared memory registration. This can be triggered by a local attacker, potentially leading to a...