CVE-2022-4575

A vulnerability due to improper write protection of UEFI variables was reported in the BIOS of some ThinkPad models could allow an attacker with physical or local access and elevated privileges the ability to bypass Secure Boot...

Design/Logic Flaw

A vulnerability due to improper write protection of UEFI variables was reported in the BIOS of some ThinkPad models could allow an attacker with physical or local access and elevated privileges the ability to bypass Secure Boot...

CVE-2022-4575

CVE-2022-4575 describes a vulnerability in Lenovo ThinkPad BIOS where improper write protection of UEFI variables could allow an attacker with physical or local access and elevated privileges to bypass Secure Boot. Affected component is the BIOS/UEFI in ThinkPad systems; root cause is inadequate ...

CVE-2022-4575

A vulnerability due to improper write protection of UEFI variables was reported in the BIOS of some ThinkPad models could allow an attacker with physical or local access and elevated privileges the ability to bypass Secure Boot...

Lenovo ThinkPad Security Breach

Lenovo ThinkPad is a portable computer from Lenovo, a Chinese company. A security vulnerability exists in the Lenovo ThinkPad that stems from improper write protection of UEFI variables, which could allow an attacker with physical or local access and elevated privileges to bypass secure boot...

CVE-2022-4575: Incorrect Default Permissions

A vulnerability due to improper write protection of UEFI variables was reported in the BIOS of some ThinkPad models could allow an attacker with physical or local access and elevated privileges the ability to bypass Secure Boot...

PT-2023-14742 · Lenovo · Thinkpad

Name of the Vulnerable Software and Affected Versions: ThinkPad affected versions not specified Description: A vulnerability due to improper write protection of UEFI variables was reported in the BIOS of some ThinkPad models. This could allow an attacker with physical or local access and elevated...

Oracle Linux 7 : grub2 (ELSA-2023-12952)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-12952 advisory. - Add CVE-2022-28736 to the list JIRA: OLDIS-16371 - Fix: CVE-2021-3695, CVE-2021-3696, CVE-2021-3697, CVE-2022-28733, CVE-2022-28734, CVE-2022-28735...

AZL-31686 CVE-2023-4692 affecting package grub2 for versions less than 2.06-13

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...

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...

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...

DEBIAN-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...

AZL-34795 CVE-2023-4692 affecting package grub2 for versions less than 2.06-18

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...

Heap overflow

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...

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...

CVE-2023-4692 Grub2: out-of-bounds write at fs/ntfs.c may lead to unsigned code execution

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...

CVE-2023-4692 Grub2: out-of-bounds write at fs/ntfs.c may lead to unsigned code execution

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...

CVE-2023-4692

Concretely documented: CVE-2023-4692 is an out-of-bounds write in grub2’s NTFS driver that can corrupt heap metadata, potentially enabling arbitrary code execution and secure-boot protection bypass. Several connected advisories (e.g., CBL-Mariner) note that a patched grub2 is available; affected ...

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...

CVE-2023-4692: Heap-based Buffer Overflow

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...