op-tee vulnerabilities and exploits

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OP-TEE Trusted OS is the secure side implementation of OP-TEE project, a Trusted Execution Environment. Versions before 3.19.0, contain an Improper Validation of Array Index vulnerability. The function `cleanup_shm_refs()` is called by both `entry_invoke_command()` and `entry_ope...

Op-tee Op-tee Os

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 3.20 and prior to version 3.22, `shdr_verify_signature` can make a double free. `shdr_verify_signa...

Linaro Op-tee Linaro Op-tee 3.22.0

Linaro/OP-TEE OP-TEE 3.3.0 and previous versions is affected by: Buffer Overflow. The impact is: Code execution in the context of TEE core (kernel). The component is: optee_os. The fixed version is: 3.4.0 and later.

2 Github repositories

An unprotected memory-access operation in optee_os in TrustedFirmware Open Portable Trusted Execution Environment (OP-TEE) prior to 3.20 allows a physically proximate adversary to bypass signature verification and install malicious trusted applications via electromagnetic fault i...

Linaro's open source TEE solution called OP-TEE, version 2.4.0 (and older) is vulnerable to the bellcore attack in the LibTomCrypt code resulting in compromised private RSA key.

Linaro's open source TEE solution called OP-TEE, version 2.4.0 (and older) is vulnerable a timing attack in the Montgomery parts of libMPA in OP-TEE resulting in a compromised private RSA key.

In Linaro OP-TEE prior to 3.7.0, by using inconsistent or malformed data, it is possible to call update and final cryptographic functions directly, causing a crash that could leak sensitive information.

Linaro/OP-TEE OP-TEE Prior to version v3.4.0 is affected by: Boundary checks. The impact is: This could lead to corruption of any memory which the TA can access. The component is: optee_os. The fixed version is: v3.4.0.

Linaro/OP-TEE OP-TEE 3.3.0 and previous versions is affected by: Boundary crossing. The impact is: Memory corruption of the TEE itself. The component is: optee_os. The fixed version is: 3.4.0 and later.

Linaro/OP-TEE OP-TEE 3.3.0 and previous versions is affected by: Rounding error. The impact is: Potentially leaking code and/or data from previous Trusted Application. The component is: optee_os. The fixed version is: 3.4.0 and later.

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