SUSE: Security Advisory (SUSE-SU-2023:4085-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...

SUSE-SU-2023:4085-1 Security update for grub2

This update for grub2 fixes the following issues: Security fixes: - CVE-2023-4692: Fixed an out-of-bounds write at fs/ntfs.c which may lead to unsigned code execution. bsc1215935 - CVE-2023-4693: Fixed an out-of-bounds read at fs/ntfs.c which may lead to leak sensitive information. bsc1215936 Oth...

The vulnerability in the fs/ntfs.c component of the Grub2 operating system allows a hacker to gain unauthorized access to protected information.

The vulnerability of the fs/ntfs.c component of the Grub2 operating system’s loader is related to memory-walking attacks. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...

Debian: Security Advisory (DSA-5519-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2023 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...

Out-of-bounds Read

grub2 is vulnerable to Out-of-bounds Read. The vulnerability allows an attacker to read arbitrary memory locations, including sensitive data such as cached passwords and EFI variable values, by presenting a specially crafted NTFS filesystem image...

Debian DSA-5519-1 : grub2 - security update

The remote Debian 11 / 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5519 advisory. Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number. %NASLMINLEVEL 80900 C Tenable...

grub2 bug fix update

An update is available for grub2. This update affects Rocky Linux 8. 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...

[SECURITY] [DSA 5519-1] grub2 security update

------------------------------------------------------------------------- Debian Security Advisory DSA-5519-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso October 06, 2023 https://www.debian.org/security/faq -...

Debian: Security Advisory (DLA-3605-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2023 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...

DSA-5519-1 grub2 - security update

Bulletin has no description...

DLA-3605-1 grub2 - security update

Bulletin has no description...

[SECURITY] [DLA 3605-1] grub2 security update

----------------------------------------------------------------------- Debian LTS Advisory DLA-3605-1 [email protected] https://www.debian.org/lts/security/ Utkarsh Gupta October 06, 2023 https://wiki.debian.org/LTS -...

SUSE CVE-2023-4692

An out-of-bounds write flaw was found in grub2's NTFS filesystem driver. This issue may allow an attacker to present a specially crafted NTFS filesystem image, leading to grub's heap metadata corruption. In some circumstances, the attack may also corrupt the UEFI firmware heap metadata. As a...

SUSE CVE-2023-4693

An out-of-bounds read flaw was found on grub2's NTFS filesystem driver. This issue may allow a physically present attacker to present a specially crafted NTFS file system image to read arbitrary memory locations. A successful attack allows sensitive data cached in memory or EFI variable values to...

Ubuntu: Security Advisory (USN-6410-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...

Debian dla-3605 : grub-common - security update

The remote Debian 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-3605 advisory. - ----------------------------------------------------------------------- Debian LTS Advisory DLA-3605-1 [email protected]...

USN-6410-1: GRUB2 vulnerabilities

It was discovered that a specially crafted file system image could cause a heap-based out-of-bounds write. A local attacker could potentially use this to perform arbitrary code execution bypass and bypass secure boot protections. CVE-2023-4692 It was discovered that a specially crafted file syste...

USN-6410-1 grub2-signed, grub2-unsigned vulnerabilities

It was discovered that a specially crafted file system image could cause a heap-based out-of-bounds write. A local attacker could potentially use this to perform arbitrary code execution bypass and bypass secure boot protections. CVE-2023-4692 It was discovered that a specially crafted file syste...

Ubuntu 20.04 LTS / 22.04 LTS / 23.04 : GRUB2 vulnerabilities (USN-6410-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 23.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6410-1 advisory. It was discovered that a specially crafted file system image could cause a heap-based out-of-bounds write. A local attacker could...

CVE-2023-4693

An out-of-bounds read flaw was found on grub2's NTFS filesystem driver. This issue may allow a physically present attacker to present a specially crafted NTFS file system image to read arbitrary memory locations. A successful attack allows sensitive data cached in memory or EFI variable values to...