CVE-2026-99039

In the Linux kernel, the following vulnerability has been resolved: memstick: core: wait for request completion before freeing card In memstickalloccard and memsticksetrwaddr, waitforcompletiontimeout is used to wait for device identification and address configuration requests to complete. The...

CVE-2026-99038

In the Linux kernel, the following vulnerability has been resolved: memstick: rtsxusbms: complete requests after eject instead of dropping them memstickcheck can pass its host-removing check just before rtsxusbmsdrvremove sets eject/removing. Its next request is then silently dropped:...

UBUNTU-CVE-2026-98765

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix wait for outstanding request completions The dummy-hcd driver emulates synchronizeirq by waiting until its private callbackusage counter drops to 0 with the private lock not held. This counter is...

SUSE CVE-2026-98765

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix wait for outstanding request completions The dummy-hcd driver emulates synchronizeirq by waiting until its private callbackusage counter drops to 0 with the private lock not held. This counter is...

CVE-2026-98765

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix wait for outstanding request completions The dummy-hcd driver emulates synchronizeirq by waiting until its private callbackusage counter drops to 0 with the private lock not held. This counter is...

EUVD-2026-103850

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix wait for outstanding request completions The dummy-hcd driver emulates synchronizeirq by waiting until its private callbackusage counter drops to 0 with the private lock not held. This counter is...

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

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix URB leak in pvr2sendrequestex When pvr2sendrequestex successfully submits a write URB, it fails to submit the read URB e.g., returns -ENOMEM. As a result, pvr2sendrequestex returns immediately, without waiting...

CVE-2026-63894

Summary (CVE-2026-63894): A race in Linux kernel’s FunctionFS DMABUF handling allows a freed usb_request to be dequeued via an obsolete priv->req pointer when cancelling a DMABUF attachment. The root cause is that ffs_epfile_dmabuf_io_complete() frees the request but leaves priv->req pointi...

CVE-2026-31536

A flaw was found in the Linux kernel's Server Message Block SMB direct server implementation. This issue occurs during smbdirectsendbatch processing where requests without the IBSENDSIGNALED flag may be incorrectly handled when a connection is broken. This could lead to unexpected behavior relate...

CVE-2026-31536

The vulnerability CVE-2026-31536 affects the Linux kernel SMB direct server implementation. In smb: server: let send_done handle a completion without IB_SEND_SIGNALED, during smbdirect_send_batch processing requests may be processed without IB_SEND_SIGNALED and could be destroyed in the final req...

SUSE CVE-2026-23148

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix race in nvmetbiodone leading to NULL pointer dereference There is a race condition in nvmetbiodone that can cause a NULL pointer dereference in blkcgroupbiostart: 1. nvmetbiodone is called when a bio completes 2...

CVE-2026-23153

In the Linux kernel, the following vulnerability has been resolved: firewire: core: fix race condition against transaction list The list of transaction is enumerated without acquiring card lock when processing AR response event. This causes a race condition bug when processing AT request completi...

CVE-2026-23148

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix race in nvmetbiodone leading to NULL pointer dereference There is a race condition in nvmetbiodone that can cause a NULL pointer dereference in blkcgroupbiostart: 1. nvmetbiodone is called when a bio completes 2...

CVE-2026-23153

In the Linux kernel, the following vulnerability has been resolved: firewire: core: fix race condition against transaction list The list of transaction is enumerated without acquiring card lock when processing AR response event. This causes a race condition bug when processing AT request completi...

EUVD-2026-5884

In the Linux kernel, the following vulnerability has been resolved: firewire: core: fix race condition against transaction list The list of transaction is enumerated without acquiring card lock when processing AR response event. This causes a race condition bug when processing AT request completi...

Linux Kernel Security Vulnerabilities

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from race conditions during the processing of AR response events. This vulnerability may cause errors when...

CVE-2026-23153: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: firewire: core: fix race condition against transaction list The list of transaction is enumerated without acquiring card lock when processing AR response event. This causes a race condition bug when processing AT request completi...

PT-2026-8148

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the FireWire core when enumerating the transaction list without acquiring the card lock during the processing of an AR response event. This can occur...

PT-2026-8143

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the nvmet bio done function that can lead to a NULL pointer dereference within blk cgroup bio start. This occurs when a bio request completes, and the queue...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993260)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993260 advisory. In the Linux kernel, the following vulnerability has been resolved: nvmet: avoid potential UAF in nvmetreqcomplete An nvme target -queueresponse operation...