UBUNTU-CVE-2020-26541

The Linux kernel through 5.8.13 does not properly enforce the Secure Boot Forbidden Signature Database aka dbx protection mechanism. This affects certs/blacklist.c and certs/systemkeyring.c...

CVE-2020-26541

The Linux kernel through 5.8.13 does not properly enforce the Secure Boot Forbidden Signature Database aka dbx protection mechanism. This affects certs/blacklist.c and certs/systemkeyring.c...

Code injection

The Linux kernel through 5.8.13 does not properly enforce the Secure Boot Forbidden Signature Database aka dbx protection mechanism. This affects certs/blacklist.c and certs/systemkeyring.c...

CVE-2020-26541

The Linux kernel through 5.8.13 does not properly enforce the Secure Boot Forbidden Signature Database aka dbx protection mechanism. This affects certs/blacklist.c and certs/systemkeyring.c...

CVE-2020-26541

CVE-2020-26541 : Local attacker can bypass the Secure Boot Forbidden Signature Database (dbx) protection in Linux kernels up to 5.8.13, affecting certs/blacklist.c and certs/system_keyring.c. Impact involves potential system integrity/confidentiality compromise. Connected sources confirm the issu...

CVE-2020-26541

The Linux kernel through 5.8.13 does not properly enforce the Secure Boot Forbidden Signature Database aka dbx protection mechanism. This affects certs/blacklist.c and certs/systemkeyring.c...

Security Bulletin: Red Hat OpenShift on IBM Cloud is affected by a GNU GRUB2 security vulnerability (CVE-2020-10713)

Summary Red Hat OpenShift on IBM Cloud is affected by a security vulnerability in GNU GRUB2 that could allow a local authenticated attacker to execute arbitrary code on the system. CVE-2020-10713 Vulnerability Details CVEID: CVE-2020-10713 Description: GNU GRUB2 could allow a local authenticated...

VulnCheck KEV: CVE-2020-10713

A flaw was found in grub2, prior to version 2.06. An attacker may use the GRUB 2 flaw to hijack and tamper the GRUB verification process. This flaw also allows the bypass of Secure Boot protections. In order to load an untrusted or modified kernel, an attacker would first need to establish access...

grub2: Crafted grub.cfg file can lead to arbitrary code execution during boot process

A flaw was found in grub2, prior to version 2.06. An attacker may use the GRUB 2 flaw to hijack and tamper the GRUB verification process. This flaw also allows the bypass of Secure Boot protections. In order to load an untrusted or modified kernel, an attacker would first need to establish access...

Huawei EulerOS: Security Advisory for grub2 (EulerOS-SA-2020-2000)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

Huawei EulerOS: Security Advisory for dbxtool (EulerOS-SA-2020-2029)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

EulerOS Virtualization for ARM 64 3.0.6.0 : grub2 (EulerOS-SA-2020-2000)

According to the versions of the grub2 packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - Integer overflows were discovered in the functions grubcmdinitrd and grubinitrdinit in the efilinux component of GRUB2,...

An issue was discovered in drivers/acpi/acpi_configfs.c in the Linux kernel before 5.7.7. Injection of malicious ACPI tables via configfs could be used by attackers to bypass lockdown and secure boot restrictions aka CID-75b0cea7bf30.

...

CVE-2019-1736

A vulnerability in the firmware of the Cisco UCS C-Series Rack Servers could allow an authenticated, physical attacker to bypass Unified Extensible Firmware Interface UEFI Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to improp...

CVE-2019-1736

A vulnerability in the firmware of the Cisco UCS C-Series Rack Servers could allow an authenticated, physical attacker to bypass Unified Extensible Firmware Interface UEFI Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to improp...

Input validation

A vulnerability in the firmware of the Cisco UCS C-Series Rack Servers could allow an authenticated, physical attacker to bypass Unified Extensible Firmware Interface UEFI Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to improp...

CVE-2019-1736

Cisco UCS C-Series Rack Servers are affected by a UEFI Secure Boot bypass vulnerability (CVE-2019-1736) arising from improper validation of server firmware upgrade images. An authenticated, physical attacker could install a firmware version that disables UEFI Secure Boot, bypasses signature valid...

CVE-2019-1736 Multiple Cisco UCS-Based Products UEFI Secure Boot Bypass Vulnerability

A vulnerability in the firmware of the Cisco UCS C-Series Rack Servers could allow an authenticated, physical attacker to bypass Unified Extensible Firmware Interface UEFI Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to improp...

CVE-2019-1736 Multiple Cisco UCS-Based Products UEFI Secure Boot Bypass Vulnerability

A vulnerability in the firmware of the Cisco UCS C-Series Rack Servers could allow an authenticated, physical attacker to bypass Unified Extensible Firmware Interface UEFI Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to improp...

Security Advisory - Buffer Overflow Vulnerability BootHole in GRUB2 Secure Boot

Eclypsium researchers have discovered a vulnerability named“BootHole”in the GRUB2 bootloader. There is a buffer overflow vulnerability that can be used to gain arbitrary code execution during the boot process, even when Secure Boot is enabled. Attackers exploiting this vulnerability can install...