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...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-43266

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 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...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013195)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013195 advisory. 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...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013257)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013257 advisory. DISPUTED An issue was discovered in the efi subsystem in the Linux kernel through 5.1.5. physefisetvirtualaddressmap in arch/x86/platform/efi/efi.c and...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-006987)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006987 advisory. In the Linux kernel, the following vulnerability has been resolved: efi/capsule-loader: fix incorrect allocation size gcc-14 notices that the allocation with...

Incorrect use of LocateProtocol Service of the EFI_BOOT_Services table in SMI Handler

CVE Details Refer to Glossary for explanation of terms CVE| CVE Description| CVSS Score ---|---|--- CVE-2025-54502| Incorrect use of boot service in the AMD Platform Configuration Blob APCB SMM driver could allow a privileged attacker with local access Ring 0 to achieve privilege escalation...

HPESBHF05034 rev.1 - Certain HPE ProLiant AMD DL/XL Servers Using Certain AMD EPYC Processors, AMD-SB-7054: Incorrect use of LocateProtocol Service of the EFI_BOOT_Services table in SMI Handler, Local Arbitrary Code Execution Vulnerability

Potential Security Impact: Local: Arbitrary Code Execution SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE ProLiant Compute DL325 Gen12 - Prior to 1.4001-09-2026 HPE ProLiant Compute DL345 Gen12 - Prior to 1.4001-09-2026 HPE ProLiant DL145 Gen11 - Prior to 1.8002-06-2026 HPE...

grub2 security update

2.02-0.87.0.29.el7.14 - Unregister gettext command on module unload CVE-2025-61662Orabug: 39112125 2.02-0.87.0.27.el7.14 - Fix OOB write in grubnetsearchconfigfile CVE-2025-0624 Orabug: 37770226 - Also adds implementation of grubstrlcpy for clean backport 2.02-0.87.0.26.el7.14 - Replace...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006819)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006819 advisory. In the Linux kernel, the following vulnerability has been resolved: efi/capsule-loader: fix incorrect allocation size gcc-14 notices that the allocation with...

SUSE-SU-2026:20998-1 Security update for systemd

This update for systemd fixes the following issues: Update to systemd v257.13: Security issues: - CVE-2026-4105: privilege escalation due to improper access control in RegisterMachine D-Bus method bsc1259650. - CVE-2026-29111: local unprivileged user can trigger an assert in systemd bsc1259418. -...

SUSE-SU-2026:21144-1 Security update for systemd

This update for systemd fixes the following issues: Update to systemd v257.13: Security issues: - CVE-2026-4105: privilege escalation due to improper access control in RegisterMachine D-Bus method bsc1259650. - CVE-2026-29111: local unprivileged user can trigger an assert in systemd bsc1259418. -...

SUSE-SU-2026:1081-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-53817: crypto: lib/mpi - avoid null pointer deref in mpicmpui bsc1254992. - CVE-2025-37861: scsi: mpi3mr: Synchronous access b/w reset and tm thread for reply...

x86/efi: defer freeing of boot services memory

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CVE-2026-23352

A flaw was found in the Linux kernel. During system startup, when the kernel attempts to free memory used by EFI Extensible Firmware Interface boot services, it may fail to properly release these memory regions. This occurs because the memory freeing process is initiated before the system's memor...