Moderate: Red Hat Security Advisory: grub2 security update

An update for grub2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

grub2: command/gpg: Use-after-free due to hooks not being removed on module unload

A flaw was found in command/gpg. In some scenarios, hooks created by loaded modules are not removed when the related module is unloaded. This flaw allows an attacker to force grub2 to call the hooks once the module that registered it was unloaded, leading to a use-after-free vulnerability. If...

ALSA-2025:6990 Moderate: 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: reader/jpe...

OPENSUSE-SU-2025:15085-1 grub2-2.12-50.1 on GA media

These are all security issues fixed in the grub2-2.12-50.1 package on the GA media of openSUSE Tumbleweed...

Moderate: 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: reader/jpe...

Huawei EulerOS: Security Advisory for grub2 (EulerOS-SA-2025-1519)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2025 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 grub2 (EulerOS-SA-2025-1518)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2025 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 SP10 : grub2 (EulerOS-SA-2025-1518)

According to the versions of the grub2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing grub2 to...

EulerOS 2.0 SP10 : grub2 (EulerOS-SA-2025-1519)

According to the versions of the grub2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing grub2 to...

CVE-2025-4382

A flaw was found in systems utilizing LUKS-encrypted disks with GRUB configured for TPM-based auto-decryption. When GRUB is set to automatically decrypt disks using keys stored in the TPM, it reads the decryption key into system memory. If an attacker with physical access can corrupt the underlyi...

CVE-2025-4382 Grub2: grub allow access to encrypted device through cli once root device is unlocked via tpm

A flaw was found in systems utilizing LUKS-encrypted disks with GRUB configured for TPM-based auto-decryption. When GRUB is set to automatically decrypt disks using keys stored in the TPM, it reads the decryption key into system memory. If an attacker with physical access can corrupt the underlyi...

CVE-2025-4382 Grub2: grub allow access to encrypted device through cli once root device is unlocked via tpm

A flaw was found in systems utilizing LUKS-encrypted disks with GRUB configured for TPM-based auto-decryption. When GRUB is set to automatically decrypt disks using keys stored in the TPM, it reads the decryption key into system memory. If an attacker with physical access can corrupt the underlyi...

RLSA-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:...

grub2 security update

An update is available for grub2. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a...

RockyLinux 9 : grub2 (RLSA-2025:2867)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2025:2867 advisory. grub2: net: Out-of-bounds write in grubnetsearchconfigfile CVE-2025-0624 Tenable has extracted the preceding description block directly from the RockyLinux securi...

Medium: grub2

Issue Overview: When reading the language .mo file in grubmofileopen, grub2 fails to verify an integer overflow when allocating its internal buffer. A crafted .mo file may lead the buffer size calculation to overflow, leading to out-of-bound reads and writes. This flaw allows an attacker to leak...

Medium: grub2

Issue Overview: When reading the language .mo file in grubmofileopen, grub2 fails to verify an integer overflow when allocating its internal buffer. A crafted .mo file may lead the buffer size calculation to overflow, leading to out-of-bound reads and writes. This flaw allows an attacker to leak...

Amazon Linux 2 : grub2 (ALAS-2025-2844)

The version of grub2 installed on the remote host is prior to 2.06-14. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2025-2844 advisory. When reading the language .mo file in grubmofileopen, grub2 fails to verify an integer overflow when allocating its internal...

GNU GRUB2 Buffer Overflow Vulnerability (CNVD-2025-09674)

GNU GRUB2 is a Linux system bootloader from the GNU community. GNU GRUB2 suffers from a buffer overflow vulnerability that stems from the reiserfs fs module not properly checking for integer overflow issues, which can be exploited by an attacker to cause a heap out-of-bounds write, corrupt critic...

GNU GRUB2 Buffer Overflow Vulnerability (CNVD-2025-09673)

GNU GRUB2 is a Linux system bootloader from the GNU community. GNU GRUB2 suffers from a buffer overflow vulnerability that stems from the jfs file system module not properly checking for integer overflow issues, which can be exploited by an attacker to cause a heap out-of-bounds write issue that...