Astra Linux – Vulnerability in edk2

In Ubuntu’s EDK2, a insecure default setting was left enabled, allowing UEFI Shell to be used. This enables an attacker with access to the operating system to bypass Secure Boot...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: EFI: In runtime mode, a potential overflow of the size of the soft-reserved region has been fixed. If there are pages worth ≥ 4GB in a soft-reserved region, the value of mdsize will be reduced...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-6.1, Linux-5.15

In the Linux kernel, the following vulnerability has been resolved: efi/capsule-loader: corrected incorrect allocation size gcc-14 notes that the allocation using sizeofvoid on 32-bit architectures is insufficient for a 64-bit physaddrt: drivers/firmware/efi/capsule-loader.c: In the function...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021588)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021588 advisory. In the Linux kernel, the following vulnerability has been resolved: fbdev: efifb: Register sysfs groups through driver core The driver core can register and cleanup...

edk2: EDK2: Improper Input Validation allows arbitrary command execution

A flaw was found in EDK2 EFI Development Kit 2. This vulnerability allows an attacker to cause arbitrary command execution and impact Confidentiality, Integrity, and Availability via improper input validation by local access...

CVE-2026-34963

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

EUVD-2026-29347

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

CVE-2026-34963

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

CVE-2026-34963

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

CVE-2026-34963 barebox EFI PE Loader Memory Safety Vulnerabilities

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

CVE-2026-34963

Barebox EFI PE loader (efi/loader/pe.c) contains multiple memory-safety vulnerabilities in versions prior to 2026.04.0: (1) 32-bit arithmetic overflow in virtual image size calculation on section VirtualAddress/size can cause undersized heap allocations, and (2) PE section loading does not valida...

CVE-2026-34963 barebox EFI PE Loader Memory Safety Vulnerabilities

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

CVE-2026-34963 barebox EFI PE Loader Memory Safety Vulnerabilities

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

Barebox 输入验证错误漏洞

Barebox is a versatile and flexible bootloader developed by Barebox Open Source. Versions of barebox prior to 2026.04.0 contained a vulnerability related to input validation errors. This vulnerability stemmed from integer overflows and unvalidated boundaries within the EFI PE loader, which could...

EUVD-2026-28631

In the Linux kernel, the following vulnerability has been resolved: arm64: dts: qcom: monaco: Reserve full Gunyah metadata region We observe spurious "Synchronous External Abort" exceptions ESR=0x96000010 and kernel crashes on Monaco-based platforms. These faults are caused by the kernel...

CVE-2026-43171

In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't dump the entire memory region The current logic at cperprintfwerr doesn't check if the error record length is big enough to handle offset. On a bad firmware, if the ofset is above the actual record, length -= offs...

CVE-2026-43266 EFI/CPER: don't go past the ARM processor CPER record buffer

In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't go past the ARM processor CPER record buffer There's a logic inside GHES/CPER to detect if the sectionlength is too small, but it doesn't detect if it is too big. Currently, if the firmware receives an ARM process...

CVE-2026-43171

In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't dump the entire memory region The current logic at cperprintfwerr doesn't check if the error record length is big enough to handle offset. On a bad firmware, if the ofset is above the actual record, length -= offs...

PT-2026-37606

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the GHES/CPER logic of the Linux kernel regarding the handling of ARM processor CPER records. The system fails to detect when the section length is excessively large. ...

Linux Distros Unpatched Vulnerability : CVE-2026-43171

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - EFI/CPER: don't dump the entire memory region The current logic at cperprintfwerr doesn't check if the error record length is big enough to handle offset. On a...