CVE-2026-40290

A flaw was found in OP-TEE Trusted Execution Environment. A local attacker could exploit a user-after-free UAF race condition in the shared memory teardown logic when OP-TEE is configured as a Secure Partition Management Controller SPMC for Secure EL0 S-EL0 Secure Partitions. This vulnerability...

CVE-2026-45702

A flaw was found in OP-TEE OS, a Trusted Execution Environment TEE for Arm Cortex-A cores. A type confusion vulnerability exists when OP-TEE OS processes an FFAMEMSHARE request from the normal world. This flaw can be exploited by a local attacker with high privileges when OP-TEE is configured as ...

CVE-2026-45702 OP-TEE has FF-A type confusion in SPMC tmem path that causes S-EL1 kernel panic

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 4.3.0 and prior to version 4.11.0, a type confusion vulnerability exists in OP-TEE OS when processing an FFAMEMSHARE...

CVE-2026-45702 OP-TEE has FF-A type confusion in SPMC tmem path that causes S-EL1 kernel panic

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 4.3.0 and prior to version 4.11.0, a type confusion vulnerability exists in OP-TEE OS when processing an FFAMEMSHARE...

CVE-2026-45702

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 4.3.0 and prior to version 4.11.0, a type confusion vulnerability exists in OP-TEE OS when processing an FFAMEMSHARE...

CVE-2026-40290 OP-TEE has a Use-After-Free race in FF-A shared-memory teardown

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 3.16.0 and prior to 4.11.0, a user-after-free UAF race condition exists in the shared memory teardown logic of FF-A...

CVE-2026-40290

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 3.16.0 and prior to 4.11.0, a user-after-free UAF race condition exists in the shared memory teardown logic of FF-A...

PT-2026-46046

Name of the Vulnerable Software and Affected Versions OP-TEE versions 4.3.0 through 4.10.x Description A type confusion occurs in OP-TEE OS when processing an 'FFA MEM SHARE' request from the normal world. This issue specifically affects configurations where OP-TEE is set as a Secure Partition...

Linux Distros Unpatched Vulnerability : CVE-2026-45702

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...

EUVD-2025-203819

Ampere AmpereOne AC03 devices before 3.5.9.3, AmpereOne AC04 devices before 4.4.5.2, and AmpereOne M devices before 5.4.5.1 allow an incorrectly formed SMC call to UEFI-MM Boot Error Record Table driver that could result in 1 an out-of-bounds read which leaks Secure-EL0 information to a process...

CVE-2025-62862

Ampere AmpereOne AC03 devices before 3.5.9.3, AmpereOne AC04 devices before 4.4.5.2, and AmpereOne M devices before 5.4.5.1 allow an incorrectly formed SMC call to UEFI-MM Boot Error Record Table driver that could result in 1 an out-of-bounds read which leaks Secure-EL0 information to a process...

MediaTek 芯片 安全漏洞

MediaTek chips are a variety of chips from MediaTek, a Chinese company called MediaTek. A security vulnerability exists in MediaTek chips, which stems from a logic error problem in the atf spm module, with a possible method to remap physical memory to virtual memory...