TEE-reversing

TEE Basics & General Introduction to Trusted Execution Environment: ARM's TrustZone https://blog.quarkslab.com/introduction-to-trusted-execution-environment-arms-trustzone.html Introduction to TEE original title: TEEを中心とするCPUセキュリティ機能の動向...

cmcp

cMCP: Confidential MCP Runtime Community updates and contributor highlights: AgenTrust on LinkedIn. Enforce MCP tool policy inside a TEE, where the agent it governs cannot reach it Quick Start · Architecture · Configuration · CLI · Changelog Developer Preview - launched at the Confidential...

CVE-2019-1010298

CVE-2019-1010298 OP-TEE-2018-0011 Used in the seccamp lecture...

dirtyclone-exploit

DirtyClone Exploit Framework CVE-2026-46331 — Linux Kernel Local Privilege Escalation TC pedit + IPsec TEE Page Cache Corruption · Affected kernels: ≤ 6.12.9 ╔═══════════════════════════════════════════════════════════════╗ ║ ║ ║ | \ | | / | | ║ ║ | | | | | '| | | | | | | |/ | ' \ / \ ║ ║ | || | ...

CVE-2026-99097

In the Linux kernel, the following vulnerability has been resolved: tee: shm: reject zero-sized allocations in teedynshmallochelper teedynshmallochelper derives nrpages from a caller-supplied size and passes it to allocpagesexact without checking it. For size == 0 nrpages is 0, and allocpagesexac...

CVE-2026-99097

The Linux kernel contains a vulnerability in the tee_dyn_shm_alloc_helper() function. The issue arises because the function derives nr_pages from a caller-supplied size and passes it to alloc_pages_exact() without validation. When the size is 0 , nr_pages becomes 0, causing alloc_pages_exact(0) t...

CVE-2026-99097 tee: shm: reject zero-sized allocations in tee_dyn_shm_alloc_helper()

In the Linux kernel, the following vulnerability has been resolved: tee: shm: reject zero-sized allocations in teedynshmallochelper teedynshmallochelper derives nrpages from a caller-supplied size and passes it to allocpagesexact without checking it. For size == 0 nrpages is 0, and allocpagesexac...

EUVD-2026-109903

In the Linux kernel, the following vulnerability has been resolved: tee: shm: reject zero-sized allocations in teedynshmallochelper teedynshmallochelper derives nrpages from a caller-supplied size and passes it to allocpagesexact without checking it. For size == 0 nrpages is 0, and allocpagesexac...

DirtyClone

DirtyClone CVE-2026-43503 - Python PoC Non-official Python port of DirtyClone — a Linux kernel local privilege escalation vulnerability. This repository contains a working Proof of Concept that allows an unprivileged local user to gain root privileges by exploiting page-cache corruption via clone...

optee-qemu

CVE-2021-44733: Fuzzing and exploitation of a use-after-free in the Linux kernel TEE subsystem Recently a use-after-free vulnerability was discovered in the Linux kernel TEE subsystem, up to and including version 5.15.11, and was assigned CVE-2021-44733 1. At a first glance it did not seem to be...

CVE-2026-33317

CVE-2026-33317 OP-TEE PKCS11 PoC This repository contains the Normal World proof of concept, reproduction notes, and captured logs for CVE-2026-33317 / GHSA-8cqw-mg7v-c9p9. The official OP-TEE advisory describes missing validation in entrygetattributevalue for PKCS11CMDGETATTRIBUTEVALUE. The bug...

optee_ftpm

OP-TEE integration for the MS TPM 2.0 Reference Implementation fTPM fTPM TA The fTPM Trusted Application TA provides a secure firmware implementation of a TPM using the MS reference implementation. The platform specific integration code is kept in this repository. This is a fork from the the MS...

CVE-2026-100835

CVE-2026-100835 — Contrast attestation relay aTLS Python 3 PoC for CVE-2026-100835 — Edgeless SystemsContrast before 1.16.0. Description PoCbit / GitHub CVE-2026-100835 — Remote attestation relay against Contrast attested TLS aTLS CWE-295. Before 1.16.0 , Contrast treated any cryptographically...

CVE-2018-9411

CVE-2018-9411 Exploit code for CVE-2018-9411 for MediaCasService. Note that this exploit is only provided for educational or defensive purposes; it is not intended for any malicious or offensive use. Full write-up for the vulnerability and the exploit is available on the Zimperium blog. If you ha...

CVE-2022-46152

CVE-2022-46152 OP-TEE OScleanupshmrefs Out-of-Bounds Read — Reproduction Environment Reference: https://optee.readthedocs.io/en/latest/building/devices/qemu.htmlqemu-v8 Security Advisory: https://github.com/OP-TEE/opteeos/security/advisories/GHSA-65w8-6mrg-52g7 Vulnerability Overview Field| Detai...

CVE-2026-43503

CVE-2026-43503 DirtyClone - PoC - SecurewithUmer POC of DirtyClone — a Linux kernel local privilege escalation vulnerability. This repository contains a working Proof of Concept that allows an unprivileged local user to gain root privileges by exploiting page-cache corruption via cloned socket...

CVE-2026-99024

In the Linux kernel, the following vulnerability has been resolved: optee: register TEE devices only once fully initialized opteeprobe called teedeviceregister on both the client and the supplicant device before the rest of struct optee had been initialized. teedeviceregister calls cdevdeviceadd,...

Astra Linux – Vulnerability in Linux, Linux 5.10

A use-after-free exists in the drivers/tee/teeshm.c file within the TEE subsystem of the Linux kernel, as of version 5.15.11. This issue arises due to a race condition during the teeshmgetfromid function, when attempting to free a shared memory object...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tee: Fix NULL pointer dereference in teeshmput teeshmput has a NULL pointer dereference: opteedisableshmcache shm = regpairtoptr...; // shm may return NULL teeshmfreeshm; teeshmputshm; // results in a crash Add a check in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Prevent use-after-free when the client exits before the supplicant The commit 70b0d6b0a199 “tee: optee: Fix supplicant wait loop” made the client wait until it can be interrupted during shutdown or after a supplicant...