CVE-2021-26383: Out-of-bounds Write

Insufficient bounds checking in AMD TEE Trusted Execution Environment could allow an attacker with a compromised userspace to invoke a command with malformed arguments leading to out of bounds memory access, potentially resulting in loss of integrity or availability...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Linux Distros Unpatched Vulnerability : CVE-2025-46733

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. ...

kernel: tee: amdtee: fix race condition in amdtee_open_session

A use-after-free vulnerability was found in the AMD TEE driver in the Linux kernel. The flaw occurs from a race condition in the amdteeopensession function, where the session is marked as active in sess-sessmask before the corresponding sess structure is fully initialized. If a parallel thread...

kernel: tee: amdtee: fix race condition in amdtee_open_session

A use-after-free vulnerability was found in the AMD TEE driver in the Linux kernel. The flaw occurs from a race condition in the amdteeopensession function, where the session is marked as active in sess-sessmask before the corresponding sess structure is fully initialized. If a parallel thread...

Linux Distros Unpatched Vulnerability : CVE-2024-35785

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Ubuntu Linux - In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix kernel panic caused by incorrect error handling The error pat...

Linux Distros Unpatched Vulnerability : CVE-2021-47087

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has...

CVE-2025-6573: Improper Handling of Insufficient Permissions or Privileges

Kernel software installed and running inside an untrusted/rich execution environment REE could leak information from the trusted execution environment TEE...

Linux Distros Unpatched Vulnerability : CVE-2021-44733

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A use-after-free exists in drivers/tee/teeshm.c in the TEE subsystem in the Linux kernel through 5.15.11. This occurs because of a race condition in...

TEE-reversing

This repository is an offensive tool for learning how to reverse-engineer and achieve trusted code execution on ARM devices. It contains a curated list of public TEE resources, including papers on TEE reversing and security analysis. The repository includes links to various papers and resources o...

CVE-2025-38374

In the Linux kernel, the following vulnerability has been resolved: optee: ffa: fix sleep in atomic context The OP-TEE driver registers the function notifcallback for FF-A notifications. However, this function is called in an atomic context leading to errors like this when processing asynchronous...

CVE-2025-38374 optee: ffa: fix sleep in atomic context

In the Linux kernel, the following vulnerability has been resolved: optee: ffa: fix sleep in atomic context The OP-TEE driver registers the function notifcallback for FF-A notifications. However, this function is called in an atomic context leading to errors like this when processing asynchronous...

CVE-2025-38374

CVE-2025-38374 – Linux kernel (OP-TEE FF-A): The issue arises because OP-TEE’s notif_callback() for FF-A notifications was executed in an atomic context, leading to a sleep and a kernel warning. The fix is to move notification processing to a non-atomic context by using a work queue. Affected des...

CVE-2025-38374 optee: ffa: fix sleep in atomic context

In the Linux kernel, the following vulnerability has been resolved: optee: ffa: fix sleep in atomic context The OP-TEE driver registers the function notifcallback for FF-A notifications. However, this function is called in an atomic context leading to errors like this when processing asynchronous...

CVE-2025-38374

In the Linux kernel, the following vulnerability has been resolved: optee: ffa: fix sleep in atomic context The OP-TEE driver registers the function notifcallback for FF-A notifications. However, this function is called in an atomic context leading to errors like this when processing asynchronous...

CVE-2025-46733

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. In version 4.5.0, using a specially crafted tee-supplicant binary running in REE userspace, an attacker can trigger a panic in a TA that...

CVE-2025-46733

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. In version 4.5.0, using a specially crafted tee-supplicant binary running in REE userspace, an attacker can trigger a panic in a TA that...

DEBIAN-CVE-2025-46733

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. In version 4.5.0, using a specially crafted tee-supplicant binary running in REE userspace, an attacker can trigger a panic in a TA that...

UBUNTU-CVE-2025-46733

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. In version 4.5.0, using a specially crafted tee-supplicant binary running in REE userspace, an attacker can trigger a panic in a TA that...

CVE-2025-46733 REE userspace code can panic TAs, leading to fTPM PCR reset and data disclosure

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. In version 4.5.0, using a specially crafted tee-supplicant binary running in REE userspace, an attacker can trigger a panic in a TA that...