CVE-2025-40124 sparc: fix accurate exception reporting in copy_{from_to}_user for UltraSPARC III

In the Linux kernel, the following vulnerability has been resolved: sparc: fix accurate exception reporting in copyfromtouser for UltraSPARC III Anthony Yznaga tracked down that a BUGON in ext4 code with large folios enabled resulted from copyfromuser returning impossibly large values greater tha...

CVE-2025-40124

In the Linux kernel, the following vulnerability has been resolved: sparc: fix accurate exception reporting in copyfromtouser for UltraSPARC III Anthony Yznaga tracked down that a BUGON in ext4 code with large folios enabled resulted from copyfromuser returning impossibly large values greater tha...

CVE-2025-40124

CVE-2025-40124 pertains to the Linux kernel on SPARC, where a BUG_ON in ext4 caused copy_from_user() to report impossible copy sizes when large folios were enabled, leading to faulty __copy_from_iter() results. The root cause involved copy_from_user()/copy_to_user exception handlers that relied o...

CVE-2025-40124 sparc: fix accurate exception reporting in copy_{from_to}_user for UltraSPARC III

In the Linux kernel, the following vulnerability has been resolved: sparc: fix accurate exception reporting in copyfromtouser for UltraSPARC III Anthony Yznaga tracked down that a BUGON in ext4 code with large folios enabled resulted from copyfromuser returning impossibly large values greater tha...

CVE-2025-40112 sparc: fix accurate exception reporting in copy_{from_to}_user for Niagara

In the Linux kernel, the following vulnerability has been resolved: sparc: fix accurate exception reporting in copyfromtouser for Niagara The referenced commit introduced exception handlers on user-space memory references in copyfromuser and copytouser. These handlers return from the respective...

CVE-2025-40112

In Linux kernel (SPARC Niagara), CVE-2025-40112 is addressed by fixing the exception handling for user-space memory references in copy_from_user and copy_to_user. The referenced commits correct calculations and an epilogue in the user fault path, ensuring accurate remaining-byte accounting and pr...

CVE-2025-40112 sparc: fix accurate exception reporting in copy_{from_to}_user for Niagara

In the Linux kernel, the following vulnerability has been resolved: sparc: fix accurate exception reporting in copyfromtouser for Niagara The referenced commit introduced exception handlers on user-space memory references in copyfromuser and copytouser. These handlers return from the respective...

Linux kernel 安全漏洞

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 Linux kernel that stems from an exception handling miscalculation that could lead to memory access errors...

Linux kernel 安全漏洞

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 Linux kernel that stems from an exception handling miscalculation that could lead to memory access errors...

Linux kernel 安全漏洞

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 Linux kernel that stems from an exception handling miscalculation that could lead to memory access errors...

PT-2025-46588

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue was identified in the Linux kernel related to exception handling within the copy from user and copy to user functions on the Niagara architecture. The problem stemmed from...

Linux Distros Unpatched Vulnerability : CVE-2025-40112

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sparc: fix accurate exception reporting in copyfromtouser for Niagara The referenced commit introduced exception handlers on user-space memory references in...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-990832)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990832 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Make ICCSGIEL1 undef in the absence of a vGICv3 On a system with a GICv3, if a guest...

kernel: x86/tdx: Fix "in-kernel MMIO" check

A flaw was found in the Linux kernel. Userspace can deceive the kernel into performing MMIO Memory-Mapped IO operations in TDX Trust Domain Extensions on its behalf, allowing a VE Virtualization Exception to be incorrectly handled as a in-kernel MMIO operation...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989601)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989601 advisory. In the Linux kernel, the following vulnerability has been resolved: arm64: compat: Do not treat syscall number as ESRELx for a bad syscall If a compat process tries ...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989562)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989562 advisory. In the Linux kernel, the following vulnerability has been resolved: arm64: compat: Do not treat syscall number as ESRELx for a bad syscall If a compat process tries ...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: BPF, ARM64: Fixed the initialization of the floating-point register for exception boundaries. When BPF is JIT-compiled for ARM64, if prog-aux-exceptionboundary is set for a BPF program, the findusedcallee regs function is not...

Azure Access Technology BLU-IC2 and Azure Access Technology BLU-IC4 Denial of Service Vulnerabilities (CNVD-2025-29082)

The Azure Access Technology BLU-IC2 and Azure Access Technology BLU-IC4 are both networked access controllers from Azure Access Technology, USA. A denial of service vulnerability exists in Azure Access Technology BLU-IC2 and Azure Access Technology BLU-IC4, which is caused by an uncaught exceptio...

EUVD-2025-36976

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Prevent access to vCPU events before init Another day, another syzkaller bug. KVM erroneously allows userspace to pend vCPU events for a vCPU that hasn't been initialized yet, leading to KVM interpreting a bunch of...

CVE-2025-40102

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Prevent access to vCPU events before init Another day, another syzkaller bug. KVM erroneously allows userspace to pend vCPU events for a vCPU that hasn't been initialized yet, leading to KVM interpreting a bunch of...