Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fixed array-index-out-of-bounds access The number of MW LUTs depends on the NTB configuration and can be set to MAXMWS. This patch prevents invalid index out-of-bounds access to mwsizes. When an invalid acces...

CVE-2026-64430

A flaw was found in the Linux kernel's Non-Transparent Bridge NTB Endpoint Function EPF component. During critical interrupt processing, the system attempts to acquire a lock, which is an operation not permitted in this context. This improper handling can lead to a system crash, resulting in a...

CVE-2026-64430 NTB: epf: Avoid calling pci_irq_vector() from hardirq context

In the Linux kernel, the following vulnerability has been resolved: NTB: epf: Avoid calling pciirqvector from hardirq context ntbepfvecisr calls pciirqvector in hardirq context to derive the vector number. pciirqvector calls msigetvirq that takes a mutex and can therefore trigger "scheduling whil...

CVE-2026-64430

In the Linux kernel, the following vulnerability has been resolved: NTB: epf: Avoid calling pciirqvector from hardirq context ntbepfvecisr calls pciirqvector in hardirq context to derive the vector number. pciirqvector calls msigetvirq that takes a mutex and can therefore trigger "scheduling whil...

CVE-2026-64254

In the Linux kernel, the following vulnerability has been resolved: NTB: epf: Avoid pciiounmap with offset when PEERSPAD and CONFIG share BAR When BARPEERSPAD and BARCONFIG share one PCI BAR, the module teardown path ends up calling pciiounmap on the same iomem with some offset, which is...

CVE-2026-64254

CVE-2026-64254: In the Linux kernel NTB EPF path, a teardown path could call pci_iounmap() on the same iomem with an offset when BARs for PEER_SPAD and CONFIG are shared. The result was a kernel warning about vunmap() on a nonexistent vm area. A fix exists to unmap only when the two BARs used are...

CVE-2026-64254 NTB: epf: Avoid pci_iounmap() with offset when PEER_SPAD and CONFIG share BAR

In the Linux kernel, the following vulnerability has been resolved: NTB: epf: Avoid pciiounmap with offset when PEERSPAD and CONFIG share BAR When BARPEERSPAD and BARCONFIG share one PCI BAR, the module teardown path ends up calling pciiounmap on the same iomem with some offset, which is...

EUVD-2026-32306

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-ntb: Remove duplicate resource teardown epfntbepcdestroy duplicates the teardown that the caller is supposed to do later. This leads to an oops when .allowlink fails or when .droplink is performed. Remove t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NTB: Fixed a possible name leak in ntbregisterdevice. If deviceregister fails in ntbregisterdevice, the device name allocated by devsetname should be freed. According to the comment in deviceregister, callers should use putdevice...

CVE-2026-43241 ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access prin...

CVE-2026-43241

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access prin...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007288)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007288 advisory. In the Linux kernel, the following vulnerability has been resolved: NTB: fix possible name leak in ntbregisterdevice If deviceregister fails in ntbregisterdevice, th...

The vulnerability in the driver component drivers/ntb/hw/mscc/ntb_hw_switchtec.c of the Linux operating system allows an attacker to access confidential data, compromise its integrity, and cause service failures.

The vulnerability of the drivers/ntb/hw/mscc/ntbhwswitchtec.c component of the Linux operating system is related to reading data from beyond the allowed buffer size. Exploiting this vulnerability can allow an attacker to access confidential data, compromise its integrity, and cause service failur...

AZL-51087 CVE-2024-50059 affecting package kernel for versions less than 6.6.57.1-1

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fix use after free vulnerability in switchtecntbremove due to race condition In the switchtecntbadd function, it can call switchtecntbinitsndev function, then &sndev-checklinkstatuswork is bound with...

DEBIAN-CVE-2023-52652

In the Linux kernel, the following vulnerability has been resolved: NTB: fix possible name leak in ntbregisterdevice If deviceregister fails in ntbregisterdevice, the device name allocated by devsetname should be freed. As per the comment in deviceregister, callers should use putdevice to give up...