CVE-2022-28735

The GRUB2's shimlock verifier allows non-kernel files to be loaded on shim-powered secure boot systems. Allowing such files to be loaded may lead to unverified code and modules to be loaded in GRUB2 breaking the secure boot trust-chain...

Amazon Linux 2 : grub2 (ALAS-2023-2146)

The version of grub2 installed on the remote host is prior to 2.06-14. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2023-2146 advisory. A flaw was found in grub 2, where a crafted 16-bit grayscale PNG image may lead to an out-of-bounds write. This flaw allows ...

Important: grub2

Issue Overview: A flaw was found in grub 2, where a crafted 16-bit grayscale PNG image may lead to an out-of-bounds write. This flaw allows an attacker to corrupt the data on the heap portion of the grub2's memory, leading to possible code execution and the circumvention of the secure boot...

CVE-2023-35818

An issue was discovered on Espressif ESP32 3.0 ESP32rev300 ROM devices. An EMFI attack on ECO3 provides the attacker with a capability to influence the PC value at the CPU context level, regardless of Secure Boot and Flash Encryption status. By using this capability, the attacker can exploit...

CVE-2023-35818

An issue was discovered on Espressif ESP32 3.0 ESP32rev300 ROM devices. An EMFI attack on ECO3 provides the attacker with a capability to influence the PC value at the CPU context level, regardless of Secure Boot and Flash Encryption status. By using this capability, the attacker can exploit...

Code injection

An issue was discovered on Espressif ESP32 3.0 ESP32rev300 ROM devices. An EMFI attack on ECO3 provides the attacker with a capability to influence the PC value at the CPU context level, regardless of Secure Boot and Flash Encryption status. By using this capability, the attacker can exploit...

SUSE-SU-2023:2853-1 Security update for installation-images

This update of installation-images fixes the following issues: - rebuild the package with the new secure boot key bsc1209188...

Espressif ESP32 安全漏洞

The Espressif ESP32 is a microcontroller from China Loxin Information Technology Espressif. A security vulnerability exists in the Espressif ESP32 3.0 ESP32rev300 ROM, which arises from an EMFI attack on the ECO3 that is capable of affecting CPU context-level PC values, regardless of secure boot...

CVE-2023-35818

An issue was discovered on Espressif ESP32 3.0 ESP32rev300 ROM devices. An EMFI attack on ECO3 provides the attacker with a capability to influence the PC value at the CPU context level, regardless of Secure Boot and Flash Encryption status. By using this capability, the attacker can exploit...

SUSE-SU-2023:2833-1 Security update for installation-images

This update of installation-images fixes the following issues: - rebuild the package with the new secure boot key bsc1209188...

SUSE-SU-2023:2826-1 Security update for installation-images

This update of installation-images fixes the following issues: - rebuild the package with the new secure boot key bsc1209188...

SUSE: Security Advisory (SUSE-SU-2023:2819-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

PT-2023-36225 · Unknown · Installation-Images

Name of the Vulnerable Software and Affected Versions: installation-images affected versions not specified Description: The issue is related to the secure boot key. The package has been rebuilt with a new secure boot key. Recommendations: At the moment, there is no information about a newer versi...

SUSE: Security Advisory (SUSE-SU-2023:2815-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE-SU-2023:2819-1 Security update for installation-images

This update of installation-images fixes the following issues: - rebuild the package with the new secure boot key bsc1209188...

SUSE-SU-2023:2815-1 Security update for installation-images

This update of installation-images fixes the following issues: - rebuild the package with the new secure boot key bsc1209188...

PT-2023-36223 · Unknown · Installation-Images

Name of the Vulnerable Software and Affected Versions: installation-images affected versions not specified Description: The issue is related to the secure boot key. The package installation-images has been rebuilt with a new secure boot key. Recommendations: At the moment, there is no information...

Microsoft Guidance for Addressing Security Feature Bypass in Trend Micro EFI Modules

Trend Micro has released CVE-2023-28005 to address a secure boot bypass. Subsequently Microsoft has released the July Windows security updates to block the vulnerable UEFI modules by using the DBX UEFI Secure Boot Forbidden Signature Database disallow list. To exploit this vulnerability, an...

NSA Releases Guide to Combat Powerful BlackLotus Bootkit Targeting Windows Systems

The U.S. National Security Agency NSA on Thursday released guidance to help organizations detect and prevent infections of a Unified Extensible Firmware Interface UEFI bootkit called BlackLotus. To that end, the agency is recommending that "infrastructure owners take action by hardening user...

EulerOS Virtualization 3.0.6.0 : grub2 (EulerOS-SA-2023-2239)

According to the versions of the grub2 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A buffer overflow was found in grubfontconstructglyph. A malicious crafted pf2 font can lead to an overflow when calculating the...