Researchers Uncover UEFI Secure Boot Bypass in 3 Microsoft Signed Boot Loaders

A security feature bypass vulnerability has been uncovered in three signed third-party Unified Extensible Firmware Interface UEFI boot loaders that allow bypass of the UEFI Secure Boot feature. "These vulnerabilities can be exploited by mounting the EFI System Partition and replacing the existing...

Microsoft tackles DogWalk zero-day vulnerability and multiple privilege escalation vulnerabilities

Threat Level Vulnerability Report For a detailed advisory, download the pdf file here Summary Microsoft Patch Tuesday addresses CVE-2022-34713, also known as DogWalk, as well as numerous issues affecting Microsoft Exchange Server, Microsoft Windows Support Diagnostic Tool MSDT, Windows Print...

Signed third party UEFI bootloaders are vulnerable to Secure Boot bypass

Overview A security feature bypass vulnerability exists in signed 3rd party UEFI bootloaders that allows bypass of the UEFI Secure Boot feature. An attacker who successfully exploits this vulnerability can bypass the UEFI Secure Boot feature and execute unsigned code during the boot process...

SUSE-SU-2022:2747-1 Security update for oracleasm

This update of oracleasm fixes the following issue: - rebuild with new secure boot key due to grub2 boothole 3 issues bsc1198581...

PT-2022-37517 · Oracle · Oracleasm

Name of the Vulnerable Software and Affected Versions: oracleasm affected versions not specified Description: The issue is related to the grub2 boothole 3 problem, which necessitates a rebuild with a new secure boot key. Recommendations: At the moment, there is no information about a newer versio...

KB5012170: Security update for Secure Boot DBX

None None...

PT-2022-4106

Name of the Vulnerable Software and Affected Versions New Horizon Datasys bootloaders before 2022-06-01 Description A flaw was found in the bootloaders, allowing an attacker to bypass or tamper with Secure Boot protections. To load and execute arbitrary code in the pre-boot stage, an attacker nee...

Microsoft Windows Secure Boot 安全漏洞

Microsoft Windows Secure Boot is a secure boot from Microsoft Corporation USA. Microsoft Windows Secure Boot has a security vulnerability. The following products and editions are affected:Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version...

Microsoft Windows Secure Boot 安全漏洞

Microsoft Windows Secure Boot is a secure boot from Microsoft Corporation USA. Microsoft Windows Secure Boot has a security vulnerability. The following products and editions are affected:Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version...

Microsoft Windows Secure Boot 安全漏洞

Microsoft Windows Secure Boot is a secure boot from Microsoft Corporation USA. A security vulnerability exists in Microsoft Windows Secure Boot. The following products and versions are affected:Windows 10 for 32-bit Systems,Windows 10 for x64-based Systems,Windows 10 Version 1607 for 32-bit...

PT-2022-4307 · Microsoft +3 · Windows +3

Name of the Vulnerable Software and Affected Versions: Eurosoft bootloaders versions prior to 2022-06-01 Description: A flaw was found in Eurosoft bootloaders that allows an attacker to bypass or tamper with Secure Boot protections. To load and execute arbitrary code in the pre-boot stage, an...

PT-2022-4116 · Cryptopro +3 · Cryptopro Secure Disk +3

Name of the Vulnerable Software and Affected Versions: CryptoPro Secure Disk versions before 2022-06-01 Description: A flaw was found in the bootloaders, allowing an attacker to bypass or tamper with Secure Boot protections. To load and execute arbitrary code in the pre-boot stage, an attacker...

openSUSE: Security Advisory for crash (SUSE-SU-2022:2692-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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: Security Advisory (SUSE-SU-2022:2692-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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-2022:2692-1 Security update for crash

This update of crash fixes the following issue: - rebuild with new secure boot key due to grub2 boothole 3 issues bsc1198581...

PT-2022-37515 · Grub2 · Grub2

Name of the Vulnerable Software and Affected Versions: crash affected versions not specified Description: The issue is related to the grub2 boothole 3 problem, which necessitated a rebuild with a new secure boot key. Recommendations: At the moment, there is no information about a newer version th...

MGASA-2022-0278 Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream 5.15.58 and fixes at least the following security issues: Kernel lockdown bypass when UEFI secure boot is disabled / unavailable and IMA appraisal is enabled CVE-2022-21505. Aliases in the branch predictor may cause some AMD processors to predict the wrong...

Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on upstream 5.15.58 and fixes at least the following security issues: Kernel lockdown bypass when UEFI secure boot is disabled / unavailable and IMA appraisal is enabled CVE-2022-21505. Aliases in the branch predictor may cause some AMD processors to predict the...

MGASA-2022-0279 Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on upstream 5.15.58 and fixes at least the following security issues: Kernel lockdown bypass when UEFI secure boot is disabled / unavailable and IMA appraisal is enabled CVE-2022-21505. Aliases in the branch predictor may cause some AMD processors to predict the...

SUSE-SU-2022:2687-1 Security update for fwupd

This update for fwupd fixes the following issues: - Ignore non-PCI NVMe devices e.g. NVMe-over-Fabrics when probing bsc1193921 - package was rebuilt with new UEFI secure boot key. bsc1198581...