CVE-2026-64331

A flaw was found in the Linux kernel's usbip virtual USB device controller vudc. This vulnerability, a NULL pointer dereference, occurs when vepallocrequest fails to initialize a vrequest's udc field, causing asynchronous input/output AIO cancellations on the FunctionFS path to arrive without a...

CVE-2026-64331

In the Linux kernel, the following vulnerability has been resolved: usbip: vudc: fix NULL deref in vepdequeue vepallocrequest wasn't initializing vrequest-udc, so cancellations on the FunctionFS AIO path were arriving in vepdequeue without a valid UDC reference. Since vrequest-udc is never actual...

UBUNTU-CVE-2026-64331

In the Linux kernel, the following vulnerability has been resolved: usbip: vudc: fix NULL deref in vepdequeue vepallocrequest wasn't initializing vrequest-udc, so cancellations on the FunctionFS AIO path were arriving in vepdequeue without a valid UDC reference. Since vrequest-udc is never actual...

CVE-2026-64331

The CVE-2026-64331 vulnerability in the Linux kernel affects usbip vudc: vep_dequeue() could dereference a NULL UDC reference due to vep_alloc_request() not initializing vrequest->udc. The fix removes vrequest->udc and uses ep_to_vudc() to obtain the UDC reference consistently across vep op...

CVE-2026-64331 usbip: vudc: fix NULL deref in vep_dequeue()

In the Linux kernel, the following vulnerability has been resolved: usbip: vudc: fix NULL deref in vepdequeue vepallocrequest wasn't initializing vrequest-udc, so cancellations on the FunctionFS AIO path were arriving in vepdequeue without a valid UDC reference. Since vrequest-udc is never actual...

Linux Distros Unpatched Vulnerability : CVE-2026-64331

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usbip: vudc: fix NULL deref in vepdequeue vepallocrequest wasn't initializing vrequest-udc, so cancellations on the FunctionFS AIO path were arriving in...

EUVD-2026-35870

Cloud Hypervisor is a Virtual Machine Monitor for Cloud workloads. From version 21.0 to before version 51.2, a guest can cause a use-after-free in the cloud-hypervisor process by submitting two virtio-block descriptor chains that reuse the same headindex while asynchronous block I/O is enabled e....

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - aio: Fixed the dereferencing of a null pointer in aiocomplete’s wakeup routine. - listdelinitcareful must be the last access to the wait queue entry; this effectively unlocks access to the queue. Previously, finishwait would...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: aio: Fixed a use-after-free issue due to missing POLFREE handling. signalfdpoll and binderpoll are special because they use a waitqueue whose lifetime is the current task, rather than the struct file as is normally the case. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzallocflex for aiocmd The targetcorefile does not initialize the aiocmd-iocb for the kiwritestream. When the writecommand fdexecuterwaio is executed, we may receive an invalid value for kiwritestream,...

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

In the Linux kernel, the following vulnerability has been resolved: “aio”: fixed the issue with mremap after a fork operation involving null-dereferencing. The commit e4a0d3e720e7 “aio: Makes it possible to remap the aio ring” introduced a null-dereference if mremap is called on an old aio mappin...

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

In the Linux kernel, the following vulnerability has been resolved: fs/aio: Check IOCBAIORW before the conversion of struct aiokiocb. The first argument of kiocbset Cancelfn may point to a struct kiocb that is not embedded within struct aiokiocb. With the current code, depending on the compiler,...

SUSE CVE-2026-43055

In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzallocflex for aiocmd The targetcorefile doesn't initialize the aiocmd-iocb for the kiwritestream. When a write command fdexecuterwaio is executed, we may get a bogus kiwritestream value, causing unintend...

CVE-2026-43055

In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzallocflex for aiocmd The targetcorefile doesn't initialize the aiocmd-iocb for the kiwritestream. When a write command fdexecuterwaio is executed, we may get a bogus kiwritestream value, causing unintend...

CVE-2026-43055 scsi: target: file: Use kzalloc_flex for aio_cmd

In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzallocflex for aiocmd The targetcorefile doesn't initialize the aiocmd-iocb for the kiwritestream. When a write command fdexecuterwaio is executed, we may get a bogus kiwritestream value, causing unintend...

EUVD-2026-26654

In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzallocflex for aiocmd The targetcorefile doesn't initialize the aiocmd-iocb for the kiwritestream. When a write command fdexecuterwaio is executed, we may get a bogus kiwritestream value, causing unintend...

CVE-2026-43055

In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzallocflex for aiocmd The targetcorefile doesn't initialize the aiocmd-iocb for the kiwritestream. When a write command fdexecuterwaio is executed, we may get a bogus kiwritestream value, causing unintend...

PT-2026-36472

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the target core file component, the aio cmd structure does not properly initialize the iocb for the ki write stream. During the execution of a write command via the fd execute rw aio...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005440)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005440 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/aio: Check IOCBAIORW before the struct aiokiocb conversion The first kiocbsetcancelfn argument...

CVE-2025-53217

Missing Authorization vulnerability in staviravn AIO WP Builder all-in-one-wp-builder allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects AIO WP Builder: from n/a through = 2.0.2...