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...

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...

Secure Boot Protocol Data Compromise

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...

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

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...

CVE-2022-21894 Secure Boot Security Feature Bypass Vulnerability

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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...

CVE-2022-21894: Incorrect Authorization

Secure Boot Security Feature Bypass Vulnerability...

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...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-5210-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5210-1 advisory. Nadav Amit discovered that the hugetlb implementation in the Linux kernel did not perform TLB flushes under certain conditions. A local...

kexec-tools security, bug fix, and enhancement update

2.0.20-57.0.3 - Merge 8.4 extra patches for SB boot environment Orabug: 33512440 2.0.20-57.0.2 - Merge SRPM/ol8-u4 orabug patches into SRPM/ol8-u5 Orabug: 33471981 2.0.20-57.0.1 - makedumpfile: Add support for newer kernels up to v5.12 Orabug: 33250117 2.0.20-57 - kdumpctl: enable secure boot on...