Slackware: Security Advisory (SSA:2015-351-01)

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...

OESA-2022-1597 grub2 security update

GNU GRUB is a Multiboot boot loader. It was derived from GRUB, the GRand Unified Bootloader, which was originally designed and implemented by Erich Stefan Boleyn. Security Fixes: A flaw in grub2 was found where its configuration file, known as grub.cfg, is being created with the wrong permission...

CVE-2021-46705

A Insecure Temporary File vulnerability in grub-once of grub2 in SUSE Linux Enterprise Server 15 SP4, openSUSE Factory allows local attackers to truncate arbitrary files. This issue affects: SUSE Linux Enterprise Server 15 SP4 grub2 versions prior to 2.06-150400.7.1. SUSE openSUSE Factory grub2...

CVE-2021-46705

A Insecure Temporary File vulnerability in grub-once of grub2 in SUSE Linux Enterprise Server 15 SP4, openSUSE Factory allows local attackers to truncate arbitrary files. This issue affects: SUSE Linux Enterprise Server 15 SP4 grub2 versions prior to 2.06-150400.7.1. SUSE openSUSE Factory grub2...

PT-2022-12908 · Grub2 · Grub2

Name of the Vulnerable Software and Affected Versions: grub2 versions prior to 2.06-150400.7.1 grub2 versions prior to 2.06-18.1 Description: A local attacker can exploit an Insecure Temporary File vulnerability in grub-once of grub2 to truncate arbitrary files. Recommendations: For SUSE Linux...

SUSE Linux Enterprise Server 安全漏洞

SUSE Linux Enterprise Server is an enterprise server edition of the Linux operating system from SUSE Germany. A security vulnerability in grub-once in grub2 in SUSE Linux Enterprise Server 15 SP4, which originates in openSUSE Factory, allows a local attacker to truncate arbitrary files. This issu...

A flaw in grub2 was found where its configuration file known as grub.cfg is being created with the wrong permission set allowing non privileged users to read its content. This represents a low severity confidentiality issue as those users can eventually read any encrypted passwords present in grub.cfg. This flaw affects grub2 2.06 and previous versions. This issue has been fixed in grub upstream but no version with the fix is currently released.

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AZL-34786 CVE-2021-3981 affecting package grub2 for versions less than 2.06-14

A flaw in grub2 was found where its configuration file, known as grub.cfg, is being created with the wrong permission set allowing non privileged users to read its content. This represents a low severity confidentiality issue, as those users can eventually read any encrypted passwords present in...

DEBIAN-CVE-2021-3981

A flaw in grub2 was found where its configuration file, known as grub.cfg, is being created with the wrong permission set allowing non privileged users to read its content. This represents a low severity confidentiality issue, as those users can eventually read any encrypted passwords present in...

AZL-8937 CVE-2021-3981 affecting package grub2 for versions less than 2.06-5

A flaw in grub2 was found where its configuration file, known as grub.cfg, is being created with the wrong permission set allowing non privileged users to read its content. This represents a low severity confidentiality issue, as those users can eventually read any encrypted passwords present in...

UBUNTU-CVE-2021-3981

A flaw in grub2 was found where its configuration file, known as grub.cfg, is being created with the wrong permission set allowing non privileged users to read its content. This represents a low severity confidentiality issue, as those users can eventually read any encrypted passwords present in...

CVE-2021-46705

A Insecure Temporary File vulnerability in grub-once of grub2 in SUSE Linux Enterprise Server 15 SP4, openSUSE Factory allows local attackers to truncate arbitrary files. This issue affects: SUSE Linux Enterprise Server 15 SP4 grub2 versions prior to 2.06-150400.7.1. SUSE openSUSE Factory grub2...

The vulnerability of the Grub2 operating system loader’s “cutmem” command implementation allows a perpetrator to gain access to confidential data, affect the integrity of the data, and cause service failures.

The vulnerability of the cutmem command in the Grub2b operating system loader is related to a violation of authentication mechanisms. Exploiting this vulnerability can allow an attacker to access confidential data, compromise data integrity, and cause service failures...

The vulnerability in the implementation of the rmmod command for the Grub2 operating system allows a hacker to gain access to confidential data, affect the integrity of the data, and cause service failures.

The vulnerability of the rmmod command, which is used by the Grub2 operating system loader, lies in the lack of checks to ensure that loaded modules are indeed present. Exploiting this vulnerability can allow an attacker to access confidential data, compromise data integrity, and cause service...

Fedora: Security Advisory for grub2 (FEDORA-2021-73d63662b0)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...

[SECURITY] Fedora 35 Update: grub2-2.06-10.fc35

The GRand Unified Bootloader GRUB is a highly configurable and customizable bootloader with modular architecture. It supports a rich variety of kernel formats, file systems, computer architectures and hardware devices...

grub2 安全漏洞

grub2 is a Linux system boot program from the American GNU community. A security vulnerability exists in grub2 that stems from incorrect permissions in grub.cfg, which allow unprivileged users to read the contents of the file...

NewStart CGSL CORE 5.05 / MAIN 5.05 : fwupdate Vulnerability (NS-SA-2021-0136)

The remote NewStart CGSL host, running version CORE 5.05 / MAIN 5.05, has fwupdate packages installed that are affected by a vulnerability: - 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...

grub2: Use-after-free in rmmod command

A flaw was found in grub2. The rmmod implementation allows the unloading of a module used as a dependency without checking if any other dependent module is still loaded leading to a use-after-free scenario. This could allow arbitrary code to be executed or a bypass of Secure Boot protections. The...

grub2: Stack buffer overflow in grub_parser_split_cmdline()

A flaw was found in grub2. Variable names present are expanded in the supplied command line into their corresponding variable contents, using a 1kB stack buffer for temporary storage, without sufficient bounds checking. If the function is called with a command line that references a variable with...