Zephyr buffer error vulnerability

Zephyr versions 3.4.0 to 4.4.2 have a buffer error vulnerability. This vulnerability stems from the user-mode system call verifier zvrfyrtiocqegetmempoolbuffer in subsys/rtio/rtiosyscalls.c. This verifier uses KSYSCALLMEMORYREAD instead of KSYSCALLMEMORYWRITE to validate the output parameters buf...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ax25: Fixed the reference count leak issue of the netdevice object. There is a reference count leak issue with the object netdevice in the function ax25devdevicedown. When the ax25 device is being shut down, the ax25devdevicedown...

Astra Linux – vulnerability in linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: igb: fix a use-after-free issue in igbcleantxring Fix the following use-after-free bug in the igbcleantxring routine when the NIC is running in XDP mode. The issue can be triggered by redirecting traffic to the igb NIC and then...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053244)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053244 advisory. In the Linux kernel, the following vulnerability has been resolved: ax25: Fix reference count leak issue of netdevice There is a reference count leak issue of the...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098675)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098675 advisory. In the Linux kernel, the following vulnerability has been resolved: virtio: break and reset virtio devices on deviceshutdown Hongyu reported a hang on kexec in a VM...

hwmon: (nzxt-smart2) Stop device IO before calling hid_hw_stop

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CVE-2026-64038

In the Linux kernel, the following vulnerability has been resolved: hwmon: lm90 Stop work before releasing hwmon device Sashiko reports: In lm90probe, the devm action to cancel the alertwork and reportwork lm90restoreconf is registered in lm90initclient before devmhwmondeviceregisterwithinfo is...

CVE-2026-53322

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Clean up DMABUFs before disabling function On device shutdown, make vfiopcicoreclosedevice call vfiopcidmabufcleanup before the function is disabled via vfiopcicoredisable. This ensures that all access via DMABUFs is...

UBUNTU-CVE-2026-53322

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Clean up DMABUFs before disabling function On device shutdown, make vfiopcicoreclosedevice call vfiopcidmabufcleanup before the function is disabled via vfiopcicoredisable. This ensures that all access via DMABUFs is...

CVE-2026-53322

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Clean up DMABUFs before disabling function On device shutdown, make vfiopcicoreclosedevice call vfiopcidmabufcleanup before the function is disabled via vfiopcicoredisable. This ensures that all access via DMABUFs is...

CVE-2026-53322 vfio/pci: Clean up DMABUFs before disabling function

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Clean up DMABUFs before disabling function On device shutdown, make vfiopcicoreclosedevice call vfiopcidmabufcleanup before the function is disabled via vfiopcicoredisable. This ensures that all access via DMABUFs is...

CVE-2026-53322

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Clean up DMABUFs before disabling function On device shutdown, make vfiopcicoreclosedevice call vfiopcidmabufcleanup before the function is disabled via vfiopcicoredisable. This ensures that all access via DMABUFs is...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: qat – Flushes misc workqueue during device shutdown Repeated loading and unloading of a device-specific QAT driver, such as qat4xxx, in a tight loop can lead to a crash due to a use-after-free scenario. This occurs when a...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ipvs: Do not keep the destdst entry if the device is going down. There is a race between the netdevnotifier function ipvsdstevent and the code that caches the dst entry for devices that are going down. Since the FIB can be notifi...

Linux Distros Unpatched Vulnerability : CVE-2026-45917

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipvs: do not keep destdst if dev is going down There is race between the netdev notifier ipvsdstevent and the code that caches dst with dev that is going down. ...

CVE-2026-31500

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel: serialize btintelhwerror with hcireqsynclock btintelhwerror issues two hcicmdsync calls HCIOPRESET and Intel exception-info retrieval without holding hcireqsynclock. This lets it race against hcidevdoclose -...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013439)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013439 advisory. In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: clear MSIX permission entry on shutdown Add disabling/clearing of MSIX permissio...

PT-2026-52961

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists during device shutdown where the vfio pci core close device function may not revoke DMABUF access before the function is disabled via vfio pci core disable. This creates ...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010677)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010677 advisory. In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: clear MSIX permission entry on shutdown Add disabling/clearing of MSIX permissio...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from incomplete data exchange during the shutdown of devices, potentially leading to memory leaks...