AlmaLinux 8 : fwupd (ALSA-2021:2566)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2021:2566 advisory. - A flaw was found in grub2 in versions prior to 2.06, where it incorrectly enables the usage of the ACPI command when Secure Boot is enabled. This flaw...

ASB-A-202018701

In fastboot, there is a possible secure boot bypass due to a configuration error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation...

EulerOS 2.0 SP9 : grub2 (EulerOS-SA-2022-1028)

According to the versions of the grub2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - GRUB2 fails to validate kernel signature when booted directly without shim, allowing secure boot to be bypassed. This only affects systems where...

EulerOS 2.0 SP9 : grub2 (EulerOS-SA-2022-1008)

According to the versions of the grub2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - GRUB2 fails to validate kernel signature when booted directly without shim, allowing secure boot to be bypassed. This only affects systems where...

The vulnerability in the implementation of the Secure Boot protocol for operating system bootloaders like Grub2 allows a perpetrator to gain access to confidential data, affect the integrity of the data, and cause service failures.

The vulnerability of the Secure Boot implementation in the Grub2 operating system is related to improper restrictions on the use of ACPI commands. Exploiting this vulnerability can allow an attacker to access confidential data, compromise data integrity, and cause service failures...

USN-5210-2: Linux kernel regression | Cloud Foundry

Severity Unknown Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description USN-5210-1 fixed vulnerabilities in the Linux kernel. Unfortunately, that update introduced a regression that caused failures to boot in environments with AMD Secure Encrypted Virtualization SEV enabled...

Ubuntu: Security Advisory (USN-5210-2)

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...

USN-5210-2: Linux kernel regression

USN-5210-1 fixed vulnerabilities in the Linux kernel. Unfortunately, that update introduced a regression that caused failures to boot in environments with AMD Secure Encrypted Virtualization SEV enabled. This update fixes the problem. We apologize for the inconvenience. Original advisory details:...

CVE-2022-21894

creationtimestamp| type| source ---|---|--- 2022-01-12 00:17:56+00:00| seen| https://t.me/cibsecurity/35295 2022-08-18 13:42:44+00:00| published-proof-of-concept| https://t.me/GithubRedTeam/2984 2022-08-18 15:53:26+00:00| seen| https://t.me/crackcodes/1040 2022-08-18 15:56:07+00:00| seen|...

CVE-2022-21894

Secure Boot Security Feature Bypass Vulnerability...

CVE-2022-21894

Secure Boot Security Feature Bypass Vulnerability...

CVE-2022-21894

Secure Boot Security Feature Bypass Vulnerability...

Security feature bypass

Secure Boot Security Feature Bypass Vulnerability...

CVE-2022-21894 Secure Boot Security Feature Bypass Vulnerability

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CVE-2022-21894 Secure Boot Security Feature Bypass Vulnerability

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CVE-2022-21894

CVE-2022-21894 is a Secure Boot security feature bypass exploited by the BlackLotus UEFI bootkit. It bypasses Secure Boot to load malicious EFI components, enabling persistence, disabling HVCI and Defender, and prior to OS load. Attack requires elevated privileges or physical access; bootkit impl...

Secure Boot Security Feature Bypass Vulnerability

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Microsoft Windows Secure Boot 安全特征问题漏洞

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

PT-2022-15180

Name of the Vulnerable Software and Affected Versions Microsoft Windows 11 affected versions not specified Description A security feature bypass allows attackers to circumvent Secure Boot, enabling the installation of UEFI bootkits such as BlackLotus. This issue is exploited by deploying vulnerab...

EulerOS Virtualization 3.0.2.6 : grub2 (EulerOS-SA-2021-2868)

According to the versions of the grub2 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A flaw was found in grub2 in versions prior to 2.06, where it incorrectly enables the usage of the ACPI command when Secure Boot i...