kernel: efi: runtime: Fix potential overflow of soft-reserved region size

A flaw was found in the Linux kernel. Due to an integer overflow, certain EFI-related memory reservations might receive a size other than expected, leading to a denial of service...

kernel: efi: runtime: Fix potential overflow of soft-reserved region size

A flaw was found in the Linux kernel. Due to an integer overflow, certain EFI-related memory reservations might receive a size other than expected, leading to a denial of service...

CVE-2022-48769

In the Linux kernel, the following vulnerability has been resolved: efi: runtime: avoid EFIv2 runtime services on Apple x86 machines Aditya reports 0 that his recent MacbookPro crashes in the firmware when using the variable services at runtime. The culprit appears to be a call to...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux in the United States. A security vulnerability exists in the Linux kernel that stems from the efi:runtime module avoiding the EFIv2 runtime service on Apple x86 machines...

The vulnerability of the generic_ops_supported() function in the EFI (Extensible Firmware Interface) driver of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the genericopssupported function in the drivers/firmware/efi/efi.c module of the EFI driver for the Linux operating system is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2021-47228

In the Linux kernel, the following vulnerability has been resolved: x86/ioremap: Map EFI-reserved memory as encrypted for SEV Some drivers require memory that is marked as EFI boot services data. In order for this memory to not be re-used by the kernel after ExitBootServices, efimemreserve is use...

UBUNTU-CVE-2021-47228

In the Linux kernel, the following vulnerability has been resolved: x86/ioremap: Map EFI-reserved memory as encrypted for SEV Some drivers require memory that is marked as EFI boot services data. In order for this memory to not be re-used by the kernel after ExitBootServices, efimemreserve is use...

The vulnerability of UEFI (BIOS) microprogramming software in Huawei personal computers allows a hacker to execute arbitrary code.

The vulnerability of UEFI BIOS in Huawei personal computers is related to insufficient checking of exception states. Exploiting this vulnerability could allow a hacker to execute arbitrary code...

The vulnerability of UEFI (BIOS) in Huawei personal computers allows a hacker to gain unauthorized access to arbitrary functions.

The vulnerability of UEFI BIOS in Huawei personal computers is related to improper control of access to the SMI handler interface. Exploiting this vulnerability can allow an attacker to gain unauthorized access to arbitrary functions...

Insyde InsydeH2O 安全漏洞

Insyde InsydeH2O is a C source from Insyde Corporation, Taiwan, which implements the new technology "EFI/UEFI" specification designed to replace the traditional BIOS Basic Input/Output System. A security vulnerability exists in Insyde InsydeH2O, which stems from a memory corruption vulnerability...

kernel: efi: fix potential NULL deref in efi_mem_reserve_persistent

A flaw was found in the EFI module in the Linux kernel. A NULL pointer dereference can be triggered due to a missing check of the return value of the memremap function, causing a crash and resulting in a denial of service...

UBUNTU-CVE-2024-26843

In the Linux kernel, the following vulnerability has been resolved: efi: runtime: Fix potential overflow of soft-reserved region size mdsize will have been narrowed if we have = 4GB worth of pages in a soft-reserved region...

UBUNTU-CVE-2021-47134

In the Linux kernel, the following vulnerability has been resolved: efi/fdt: fix panic when no valid fdt found setuparch would invoke efiinit-efigetfdtparams. If no valid fdt found then initialbootparams will be null. So we should stop further fdt processing here. I encountered this issue on risc...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a panic when a valid fdt is not found by the efi/fdt module...

PT-2024-12154 · Insyde · Insydeh2O

Name of the Vulnerable Software and Affected Versions: Insyde InsydeH2O with kernel versions prior to 05.28.42 Insyde InsydeH2O with kernel versions prior to 05.37.42 Insyde InsydeH2O with kernel versions prior to 05.45.39 Insyde InsydeH2O with kernel versions prior to 05.53.39 Insyde InsydeH2O...

edk2: Buffer overflow when processing DNS Servers option in a DHCPv6 Advertise message

A security weakness was identified in EDK2, the open-source reference implementation of the UEFI specification, revealing a buffer overflow vulnerability. This vulnerability enables an unauthorized attacker within proximity on the network to transmit a specifically crafted DHCPv6 Advertise messag...

SUSE CVE-2023-49721

An insecure default to allow UEFI Shell in EDK2 was left enabled in LXD. This allows an OS-resident attacker to bypass Secure Boot...

CVE-2023-49721

An insecure default to allow UEFI Shell in EDK2 was left enabled in LXD. This allows an OS-resident attacker to bypass Secure Boot...

EDK2 Security Vulnerability

EDK2 is a set of cross-platform firmware development environments from the Tianocore community based on the UEFI and PI specifications. EDK2 suffers from a security vulnerability that stems from allowing insecure default settings that allow an attacker to bypass secure boot...

UBUNTU-CVE-2023-45236

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality...