RLSA-2026:47040 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: xfrm: Duplicate SPI Handling CVE-2025-39797 kernel: lib/buildid: use kernelread for sleepable context CVE-2026-23002 kernel: futex: Drop CLONETHREAD requirement for private default hash...

RockyLinux 9 : kernel (RLSA-2026:47040)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:47040 advisory. kernel: xfrm: Duplicate SPI Handling CVE-2025-39797 kernel: lib/buildid: use kernelread for sleepable context CVE-2026-23002 kernel: futex: Drop...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: blk-mq: use quiesced elevator switch when reinitializing queues CVE-2022-50552 In the Linux kernel, the following vulnerability has been resolved: net: clear the dst when changing skb protocol CVE-2025-38192 In th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dm rq: Do not queue the request to blk-mq during DM suspension. DM uses blk-mq's quiesce/unquiesce to stop/start the device mapper queue. However, blk-mq's unquiesce may be triggered by external events, such as changes in the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: scsi: smartpqi: Fix for disablemanagedinterrupts The issue with the registration of blk-mq using the module parameter “disablemanagedinterrupts” was corrected. When we disable the default PCIIRQAFFINITY flag, the driver needs ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fixed the issue where blkmqtags double-freeed memory when nrrequests increased. In cases where user-triggered tags increase due to the nrrequests value in the queue sysfs attributes, hctx-schedtags will be directly freed...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011306)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011306 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-mq: check kobject stateinsysfs before deleting in blkmqunregisterhctx In blkmqupdatenrhwqueue...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006665)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006665 advisory. In the Linux kernel, the following vulnerability has been resolved: block: Fix handling of offline queues in blkmqallocrequesthctx This patch prevents that test...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Check the kobject creation status in sysfs before deleting it in blkmqunregisterhctx. In the function blkmqupdatenrHWqueues, the return value of blkmqsysfsregisterhctxs is not checked. If the creation of hctxs in sysfs...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000669)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000669 advisory. In blkmqtagtorq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004273)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004273 advisory. In blkmqqueuetagbusyiter of blk-mq-tag.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no...

CVE-2025-68823

In the Linux kernel, the following vulnerability has been resolved: ublk: fix deadlock when reading partition table When one processsuch as udev opens ublk block device e.g., to read the partition table via bdevopen, a deadlock1 can occur: 1. bdevopen grabs disk-openmutex 2. The process issues re...

MiracleLinux 7 : kernel-3.10.0-1160.119.1.0.8.el7.AXS7 (AXSA:2025-9625:10)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-9625:10 advisory. media: edia: dvbdev: fix a use-after-free CVE-2024-27043 btrfs: dev-replace: properly validate device names CVE-2024-26791 KVM: nSVM: Ignore nCR34:0...

Linux Distros Unpatched Vulnerability : CVE-2023-54227

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - blk-mq: fix tags leak when shrink nrhwqueues Although we don't need to realloc set-tags when shrink nrhwqueues, we need to free them. Or these tags will be...

CVE-2023-53810 blk-mq: release crypto keyslot before reporting I/O complete

In the Linux kernel, the following vulnerability has been resolved: blk-mq: release crypto keyslot before reporting I/O complete Once all I/O using a blkcryptokey has completed, filesystems can call blkcryptoevictkey. However, the block layer currently doesn't call blkcryptoputkeyslot until the...

AZL-70004 CVE-2025-40146 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix potential deadlock while nrrequests grown Allocate and free schedtags while queue is freezed can deadlock1, this is a long term problem, hence allocate memory before freezing queue and free memory after queue is...

UBUNTU-CVE-2025-40146

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix potential deadlock while nrrequests grown Allocate and free schedtags while queue is freezed can deadlock1, this is a long term problem, hence allocate memory before freezing queue and free memory after queue is...

CVE-2025-40146

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix potential deadlock while nrrequests grown Allocate and free schedtags while queue is freezed can deadlock1, this is a long term problem, hence allocate memory before freezing queue and free memory after queue is...

CVE-2025-40146

The CVE-2025-40146 entry refers to a Linux kernel issue in the blk-mq subsystem where deadlock can occur as nr_requests grow. The root cause is described as a conflict between allocating/freeing sched_tags while the I/O queue is frozen, which can lead to a deadlock. The published fix involves all...

Linux Distros Unpatched Vulnerability : CVE-2025-40146

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - blk-mq: fix potential deadlock while nrrequests grown Allocate and free schedtags while queue is freezed can deadlock1, this is a long term problem, hence...