4155 matches found
CVE-2022-34302
CVE-2022-34302 affects signed bootloaders in the UEFI Secure Boot chain (New Horizon Datasys bootloader). An attacker can bypass Secure Boot and load unsigned code in the pre-boot stage by replacing the currently used signed bootloader. This requires access to the EFI System Partition to boot wit...
Linux kernel Privilege Escalation
The vulnerability of the Linux operating system’s kernel is related to security configuration errors. Exploiting this vulnerability can allow an attacker to bypass secure boot mechanisms and increase their privileges...
Ubuntu: Security Advisory (USN-5465-1)
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...
LSN-0089-1: Kernel Live Patch Security Notice
Aaron Adams discovered that the netfilter subsystem in the Linux kernel did not properly handle the removal of stateful expressions in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...
LSN-0089-1 Kernel Live Patch Security Notice
Aaron Adams discovered that the netfilter subsystem in the Linux kernel did not properly handle the removal of stateful expressions in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...
SUSE: Security Advisory (SUSE-SU-2022:2880-1)
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...
openSUSE: Security Advisory for dpdk (SUSE-SU-2022:2880-1)
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...
CVE-2022-34303
A flaw was found in Eurosoft bootloaders before 2022-06-01. An attacker may use this bootloader to bypass or tamper with Secure Boot protections. In order to load and execute arbitrary code in the pre-boot stage, an attacker simply needs to replace the existing signed bootloader currently in use...
CVE-2022-34301
A flaw was found in CryptoPro Secure Disk bootloaders before 2022-06-01. An attacker may use this bootloader to bypass or tamper with Secure Boot protections. In order to load and execute arbitrary code in the pre-boot stage, an attacker simply needs to replace the existing signed bootloader...
CVE-2022-34302
A flaw was found in New Horizon Datasys bootloaders before 2022-06-01. An attacker may use this bootloader to bypass or tamper with Secure Boot protections. In order to load and execute arbitrary code in the pre-boot stage, an attacker simply needs to replace the existing signed bootloader...
SUSE-SU-2022:2880-1 Security update for dpdk
This update of dpdk fixes the following issue: - Fix to read PCI device name as UTF strings bsc1198873 - Allow configuring thread granularity of Kernel NIC Interface bsc1195172 - Rebuild with new secure boot key due to grub2 boothole 3 issues bsc1198581...
Huawei EulerOS: Security Advisory for grub2 (EulerOS-SA-2022-2242)
The remote host is missing an update for the Huawei EulerOS 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...
EulerOS 2.0 SP5 : grub2 (EulerOS-SA-2022-2268)
According to the versions of the grub2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A crafted 16-bit grayscale PNG image may lead to a out-of-bounds write in the heap area. An attacker may take advantage of that to cause heap dat...
EulerOS 2.0 SP10 : grub2 (EulerOS-SA-2022-2242)
According to the versions of the grub2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A crafted 16-bit grayscale PNG image may lead to a out-of-bounds write in the heap area. An attacker may take advantage of that to cause heap dat...
EulerOS 2.0 SP8 : grub2 (EulerOS-SA-2022-2221)
According to the versions of the grub2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A crafted 16-bit grayscale PNG image may lead to a out-of-bounds write in the heap area. An attacker may take advantage of that to cause heap dat...
EulerOS 2.0 SP10 : grub2 (EulerOS-SA-2022-2255)
According to the versions of the grub2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A crafted 16-bit grayscale PNG image may lead to a out-of-bounds write in the heap area. An attacker may take advantage of that to cause heap dat...
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...