CVE-2026-6727

A timing side-channel vulnerability exists in the RSA OAEP decryption implementation of the TCG TPM 2.0 reference code . A privileged local attacker with access to the TPM command interface can exploit timing discrepancies to recover information, potentially allowing the decryption of ciphertexts...

CVE-2026-6727

A timing side-channel vulnerability exists in the RSA OAEP decryption implementation. A privileged local attacker with access to the TPM command interface may be able to exploit timing differences to recover information that could allow decryption of ciphertexts encrypted to TPM-managed RSA keys,...

MITRE: CVE-2026-6727 TPM 2.0 RSA OAEP Timing Side-Channel Vulnerability

CVE-2026-6727 is an Information Disclosure vulnerability in the TPM 2.0 reference implementation involving an RSA OAEP timing side channel. MITRE assigned this CVE on behalf of the Trusted Computing Group. This document incorporates updates to Microsoft Windows that address this vulnerability...

CVE-2026-6727: Observable Timing Discrepancy

A timing side-channel vulnerability exists in the RSA OAEP decryption implementation. A privileged local attacker with access to the TPM command interface may be able to exploit timing differences to recover information that could allow decryption of ciphertexts encrypted to TPM-managed RSA keys,...

TCG TPM 2.0 reference code found vulnerable to information leakage and timing side-channel attacks

Overview Two vulnerabilities have been identified in the Trusted Platform Module TPM 2.0 reference implementation: 1. CVE-2026-6726 – Information leakage via falsified TPM keys. 2. CVE-2026-6727 – A timing side-channel vulnerability in RSA OAEP decryption. An attacker with privileged access to a...

Trusted Platform Module (TPM) Reference Code Errata

CVE Details Refer to Glossary for explanation of terms CVE| CVE Description| CVSS Score ---|---|--- CVE-2026-6726 non-AMD| An information leakage vulnerability was reported in the TCG TPM 2.0 reference code that could allow a local attacker with elevated privileges to obtain a credential from a...

PT-2026-70244

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description A timing side-channel vulnerability exists in the RSA OAEP decryption implementation. A privileged local attacker with access to the TPM command interface may...

CVE-2026-71969

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

CVE-2026-71969

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

UBUNTU-CVE-2026-71969

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

CVE-2026-71969 OP-TEE OS 4.10.0 Buffer Underwrite via RSA NOPAD Encrypt/Decrypt Operations

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

CVE-2026-71969 OP-TEE OS 4.10.0 Buffer Underwrite via RSA NOPAD Encrypt/Decrypt Operations

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

EUVD-2026-55699

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

CVE-2026-71969 OP-TEE OS 4.10.0 Buffer Underwrite via RSA NOPAD Encrypt/Decrypt Operations

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

CVE-2026-71969

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

CVE-2026-71969

OP-TEE OS 4.10.0 contains a buffer underwrite in the RSA NOPAD encrypt/decrypt path (mbedTLS backend and SE050 driver). When src_len > rsa_len, the subtraction wraps to a large unsigned value, causing a memcpy to write attacker-controlled data into secure-world heap memory in S-EL1. The vulner...

CVE-2026-71969

OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver that allows a malicious Trusted Application to corrupt secure-world heap memory by supplying ...

PT-2026-69903

Name of the Vulnerable Software and Affected Versions OP-TEE OS versions prior to 4.10.0 commit 7b8b494 Description A buffer underwrite issue exists in the RSA NOPAD encrypt and decrypt operations within the mbedTLS software backend and SE050 hardware driver. A malicious Trusted Application can...

Linux Distros Unpatched Vulnerability : CVE-2026-71969

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OP-TEE OS through 4.10.0, fixed in commit 7b8b494, contains a buffer underwrite vulnerability in the RSA NOPAD encrypt and decrypt operations within the mbedTLS...

Alibaba Cloud Linux 3 : 0238: libreswan (ALINUX3-SA-2026:0238)

The remote Alibaba Cloud Linux 3 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2026:0238 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-12413: An invalidly formatted IKE...