ALSA-2025:2867 Important: grub2 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. Security Fixes: grub2: net:...

RHEL 9 : grub2 (RHSA-2025:2799)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:2799 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 (RHSA-2025:2655)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:2655 advisory. The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular...

Important: Red Hat Security Advisory: grub2 security update

An update for grub2 is now available for Red Hat Enterprise Linux 9.0 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 severity rating, is...

Important: Red Hat Security Advisory: grub2 security update

An update for grub2 is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. 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 severity rating, is available for...

Important: Red Hat Security Advisory: grub2 security update

An update for grub2 is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. 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 severity rating, is available for...

The vulnerability of the sqfs_size function in the U-Boot loader allows a hacker to execute arbitrary code.

The vulnerability of the sqfssize function in the U-Boot loader is related to an uncontrolled recursion. Exploiting this vulnerability could allow a hacker to execute arbitrary code...

The vulnerability of the sqfs_resolve_symlink function in the U-Boot loader allows a hacker to influence the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the sqfsresolvesymlink function in the U-Boot loader is related to integer overflow. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

The vulnerability of the U-Boot loader, related to integer overflows, allows attackers to influence the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the U-Boot loader is related to a numerical overflow condition. Exploiting this vulnerability can allow an attacker to influence the confidentiality, integrity, and accessibility of the protected information...

The vulnerability of the sqfs inode_size function in the U-Boot loader allows a attacker to influence the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the sqfs inodesize function in the U-Boot loader is related to integer overflow. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

The vulnerability of the ext4fs_read_symlink function in the U-Boot loader allows a attacker to influence the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ext4fsreadsymlink function in the U-Boot loader is related to a potential overflow condition. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

Important: Red Hat Security Advisory: grub2 security update

An update for grub2 is now available for Red Hat Enterprise Linux 8.8 Extended Update Support. 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 severity rating, is available for...

Linux Distros Unpatched Vulnerability : CVE-2016-9380

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The pygrub boot loader emulator in Xen, when nul-delimited output format is requested, allows local pygrub-using guest OS administrators to read or delete...

Linux Distros Unpatched Vulnerability : CVE-2016-9379

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The pygrub boot loader emulator in Xen, when S-expression output format is requested, allows local pygrub- using guest OS administrators to read or delete...

AZL-57507 CVE-2025-0689 affecting package grub2 for versions less than 2.06-25

When reading data from disk, the grub's UDF filesystem module utilizes the user controlled data length metadata to allocate its internal buffers. In certain scenarios, while iterating through disk sectors, it assumes the read size from the disk is always smaller than the allocated buffer size whi...

UBUNTU-CVE-2024-57254

An integer overflow in sqfsinodesize in Das U-Boot before 2025.01-rc1 occurs in the symlink size calculation via a crafted squashfs filesystem...

UBUNTU-CVE-2025-0684

A flaw was found in grub2. When performing a symlink lookup from a reiserfs filesystem, grub's reiserfs fs module uses user-controlled parameters from the filesystem geometry to determine the internal buffer size, however, it improperly checks for integer overflows. A maliciouly crafted filesyste...

SUSE CVE-2024-57256

An integer overflow in ext4fsreadsymlink in Das U-Boot before 2025.01-rc1 occurs for zalloc adding one to an le32 variable via a crafted ext4 filesystem with an inode size of 0xffffffff, resulting in a malloc of zero and resultant memory overwrite...

GNU GRUB 缓冲区错误漏洞

GRUB2 is a multiple bootloader for the GNU Project. GNU GRUB2 suffers from a buffer overflow vulnerability that stems from an integer overflow flaw found in GRUB2's BFS file system driver. No detailed vulnerability details are provided at this time...

Advisory ROSA-SA-2025-2683

Software: grub2 2.02 OS: ROSA Virtualization 3.0 packageevrstring: grub2-2.02-148.0.3 CVE-ID: CVE-2022-2601 BDU-ID: 2022-06819 CVE-Crit: MEDIUM CVE-DESC.: A vulnerability in the grubfontconstructglyph function of the Grub2 operating systems boot loader is related to an operation exceeding buffer...