USN-4426-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

Jason A. Donenfeld discovered that the ACPI implementation in the Linux kernel did not properly restrict loading SSDT code from an EFI variable. A privileged attacker could use this to bypass Secure Boot lockdown restrictions and execute arbitrary code in the kernel. CVE-2019-20908 Fan Yang...

Ubuntu: Security Advisory (USN-4427-1)

The remote host is missing an update for the 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...

CVE-2020-15780

An issue was discovered in drivers/acpi/acpiconfigfs.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-2020-15780

An issue was discovered in drivers/acpi/acpiconfigfs.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-2019-20908: Undefined Security Weakness

An issue was discovered in drivers/firmware/efi/efi.c in the Linux kernel before 5.4. Incorrect access permissions for the efivarssdt ACPI variable could be used by attackers to bypass lockdown or secure boot restrictions, aka CID-1957a85b0032...

PT-2020-14626

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.7.7 Description An issue was discovered in the Linux kernel, specifically in drivers/acpi/acpi configfs.c, where injection of malicious ACPI tables via configfs could be used by attackers to bypass lockdown and...

Cisco IOS XE Command Injection Vulnerability (CNVD-2020-31959)

Cisco IOS XE is the United States Cisco Cisco company's set of operating system developed for its network equipment. A command injection vulnerability exists in the handling of bootloader options in Cisco IOS XE Software, which arises from insufficient validation of input information when handlin...

CVE-2020-3207

A vulnerability in the processing of boot options of specific Cisco IOS XE Software switches could allow an authenticated, local attacker with root shell access to the underlying operating system OS to conduct a command injection attack during device boot. This vulnerability is due to insufficien...

CVE-2020-3207: Improper Neutralization of Special Elements used in a Command

A vulnerability in the processing of boot options of specific Cisco IOS XE Software switches could allow an authenticated, local attacker with root shell access to the underlying operating system OS to conduct a command injection attack during device boot. This vulnerability is due to insufficien...

Unspecified Vulnerability in Samsung Mobile Devices (CNVD-2020-31593)

Android is a Linux-based open source operating system jointly developed by Google Inc. and the Open Handheld Alliance OHA for short. Samsung mobile devices have a security vulnerability that can be exploited by attackers to bypass Secure Boot and gain root user access...

CVE-2018-21070

An issue was discovered on Samsung mobile devices with N7.x, O8.0 devices MSM8998 or SDM845 chipsets software. An attacker can bypass Secure Boot and obtain root access because of a missing Bootloader integrity check. The Samsung ID is SVE-2018-11552 May 2018...

Design/Logic Flaw

An issue was discovered on Samsung mobile devices with N7.x, O8.0 devices MSM8998 or SDM845 chipsets software. An attacker can bypass Secure Boot and obtain root access because of a missing Bootloader integrity check. The Samsung ID is SVE-2018-11552 May 2018...

PT-2020-8714

Name of the Vulnerable Software and Affected Versions Samsung mobile devices with N7.x software Samsung mobile devices with O8.0 software Description An issue allows an attacker to bypass Secure Boot and obtain root access due to a missing Bootloader integrity check on devices with MSM8998 or...

CVE-2019-9436

In the Android kernel in the bootloader there is a possible secure boot bypass. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation...

Cisco Releases Security Updates

Cisco has released security updates to address vulnerabilities affecting multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page. The...

CVE-2015-0949: Improper Privilege Management

The System Management Mode SMM implementation in Dell Latitude E6430 BIOS Revision A09, HP EliteBook 850 G1 BIOS revision L71 Ver. 01.09, and possibly other BIOS implementations does not ensure that function calls operate on SMRAM memory locations, which allows local users to bypass the Secure Bo...

PT-2020-7798

Name of the Vulnerable Software and Affected Versions: Dell Latitude E6430 BIOS version A09 HP EliteBook 850 G1 BIOS version L71 Ver. 01.09 Description: The System Management Mode SMM implementation in certain BIOS versions does not ensure that function calls operate on SMRAM memory locations. Th...

CVE-2019-15894

An issue was discovered in Espressif ESP-IDF 2.x, 3.0.x through 3.0.9, 3.1.x through 3.1.6, 3.2.x through 3.2.3, and 3.3.x through 3.3.1. An attacker who uses fault injection to physically disrupt the ESP32 CPU can bypass the Secure Boot digest verification at startup, and boot unverified code fr...

CVE-2019-15894

An issue was discovered in Espressif ESP-IDF 2.x, 3.0.x through 3.0.9, 3.1.x through 3.1.6, 3.2.x through 3.2.3, and 3.3.x through 3.3.1. An attacker who uses fault injection to physically disrupt the ESP32 CPU can bypass the Secure Boot digest verification at startup, and boot unverified code fr...

CVE-2019-15894: Improper Handling of Exceptional Conditions

An issue was discovered in Espressif ESP-IDF 2.x, 3.0.x through 3.0.9, 3.1.x through 3.1.6, 3.2.x through 3.2.3, and 3.3.x through 3.3.1. An attacker who uses fault injection to physically disrupt the ESP32 CPU can bypass the Secure Boot digest verification at startup, and boot unverified code fr...