grub2: shim_lock verifier allows non-kernel files to be loaded

A flaw was found in grub2. The shimlock verifier from grub2 allows non-kernel files to be loaded when secure boot is enabled, giving the possibility of unverified code or modules to be loaded when it should not be allowed...

shim: Buffer overflow when loading crafted EFI images

A flaw was found in shim during the handling of EFI executables. A crafted EFI image can lead to an overflow in shim. This flaw allows an attacker to perform an out-of-bounds write in memory. A successful attack can lead to data integrity, confidentiality issues, and arbitrary code execution...

Important: Red Hat Security Advisory: grub2, mokutil, and shim security update

An update for grub2, mokutil, and shim is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severi...

RLSA-2022:5099 Important: grub2, mokutil, shim, and shim-unsigned-x64 security update

The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a...

RLSA-2022:5095 Important: grub2, mokutil, shim, and shim-unsigned-x64 security update

The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a...

RHEL 8 : grub2, mokutil, and shim (RHSA-2022:5098)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:5098 advisory. The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular...

Huawei EulerOS: Security Advisory for shim (EulerOS-SA-2022-1853)

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...

Huawei EulerOS: Security Advisory for shim (EulerOS-SA-2022-1877)

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...

RHEL 8 : grub2, mokutil, shim, and shim-unsigned-x64 (RHSA-2022:5095)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:5095 advisory. The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular...

Important: grub2, mokutil, shim, and shim-unsigned-x64 security update

The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a...

Important: grub2, mokutil, shim, and shim-unsigned-x64 security update

The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a...

RHEL 8 : grub2, mokutil, shim, and shim-unsigned-x64 (RHSA-2022:5096)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:5096 advisory. The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular...

ALSA-2022:5099 Important: grub2, mokutil, shim, and shim-unsigned-x64 security update

The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a...

ALSA-2022:5095 Important: grub2, mokutil, shim, and shim-unsigned-x64 security update

The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a...

RHEL 9 : grub2, mokutil, shim, and shim-unsigned-x64 (RHSA-2022:5099)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:5099 advisory. The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular...

RHEL 8 : grub2, mokutil, shim, and shim-unsigned-x64 (RHSA-2022:5100)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:5100 advisory. The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular...

EulerOS 2.0 SP9 : shim (EulerOS-SA-2022-1853)

According to the versions of the shim packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - The BNmodsqrt function, which computes a modular square root, contains a bug that can cause it to loop forever for non-prime moduli. Internally th...

EulerOS 2.0 SP9 : shim (EulerOS-SA-2022-1877)

According to the versions of the shim package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - The BNmodsqrt function, which computes a modular square root, contains a bug that can cause it to loop forever for non-prime moduli. Internally thi...

Unbreakable Enterprise kernel security update

5.4.17-2136.308.7 - uek-rpm: Update OL7/8 Secureboot certificate and shim versions Sherry Yang Orabug: 34248329 5.4.17-2136.308.6 - mac80211hwsim: call ieee80211txprepareskb under RCU protection Johannes Berg - arm: remove CONFIGARCHHASHOLESMEMORYMODEL Mike Rapoport - x86/cpu: Load microcode duri...

Oracle Linux 8 : shim (ELSA-2022-9465)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2022-9465 advisory. 15.6-1.0.3 - Update shimx64.efi and shimia32.efi signed by Microsoft JIRA: OLDIS-16370 15.6-1.0.2 - Update to shim-unsigned v15.6.rc2 JIRA: OLDIS-16370 15.6-1.0...