Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fixed an issue where IO operations could hang due to a race condition involving the sbitmap wakeup mechanism. In blkmqmarktagwait, addwaitqueue might be re-ordered. In the case of a failure in obtaining the driver tag,...

Astra Linux - уязвимость в linux-5.15, linux-5.10

In the Linux kernel, the following vulnerability has been resolved: blk-mq: The crypto keyslot should be released before reporting I/O completion. Once all I/O using the blkcryptokey is completed, the file systems can call blkcryptoevictkey. However, the block layer currently does not call...

Astra Linux - уязвимость в linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: blk-mq: don't touch -tagset in blkmqgetsqhctx blkmqrunhwqueues could be run when there isn't queued request and after queue is cleaned up, at that time tagset is freed, because tagset lifetime is covered by driver, and often free...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fixed a null pointer dereference in blkmqclearrqmapping. Our syzkaller report identified a null pointer dereference. The root cause is as follows: - blkmqallocmapandrqs: set-tagshctxidx = blkmqallocmapandrqs. -...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013671)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013671 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-mq: use quiesced elevator switch when reinitializing queues The hctx's runwork may be racing...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone CVE-2023-53292 In the Linux kernel, the following vulnerability has been resolved: block: fix race between setblocksize and read paths CVE-2025-3807...

UBUNTU-CVE-2025-68756

In the Linux kernel, the following vulnerability has been resolved: block: Use RCU in blkmqunquiescetagset instead of set-taglistlock blkmqadd,delqueuetagset functions add and remove queues from tagset, the functions make sure that tagset and queues are marked as shared when two or more queues ar...

UBUNTU-CVE-2023-54227

In the Linux kernel, the following vulnerability has been resolved: 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 leaked. How to reproduce: 1. mount -t configfs configfs /mnt 2. modprobe...

CVE-2023-54227

In the Linux kernel, the following vulnerability has been resolved: 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 leaked. How to reproduce: 1. mount -t configfs configfs /mnt 2. modprobe...

CVE-2023-54227

In the Linux kernel, the following vulnerability has been resolved: 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 leaked. How to reproduce: 1. mount -t configfs configfs /mnt 2. modprobe...

CVE-2023-54227

CVE-2023-54227 concerns the Linux kernel. It fixes a leak in blk-mq tags when shrinking nr_hw_queues: although the tags array is not reallocated, the existing tags must be freed to avoid leaks. Reproduction involves using configfs with a null_blk device, creating a poll queue and submitting 8 que...

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...

SUSE CVE-2025-40125

In the Linux kernel, the following vulnerability has been resolved: blk-mq: check kobject stateinsysfs before deleting in blkmqunregisterhctx In blkmqupdatenrhwqueues the return value of blkmqsysfsregisterhctxs is not checked. If sysfs creation for hctx fails, later changing the number of hwqueue...

UBUNTU-CVE-2025-40125

In the Linux kernel, the following vulnerability has been resolved: blk-mq: check kobject stateinsysfs before deleting in blkmqunregisterhctx In blkmqupdatenrhwqueues the return value of blkmqsysfsregisterhctxs is not checked. If sysfs creation for hctx fails, later changing the number of hwqueue...

CVE-2025-40146 blk-mq: fix potential deadlock while nr_requests grown

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-2025-40125

CVE-2025-40125 : In the Linux kernel blk-mq subsystem, kobject deletion can race with sysfs setup. If sysfs creation for an hctx fails, the code may call kobject_del unconditionally, leading to a warning during nr_hw_queues changes or disk removal. The root cause is not checking the kobject creat...

Linux Distros Unpatched Vulnerability : CVE-2025-39999

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix blkmqtags double free while nrrequests grown In the case user trigger tags grow ...

CVE-2025-39999

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix blkmqtags double free while nrrequests grown In the case user trigger tags grow by queue sysfs attribute nrrequests, hctx-schedtags will be freed directly and replaced with a new allocated tags, see blkmqtagupdatedept...

UBUNTU-CVE-2025-39999

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix blkmqtags double free while nrrequests grown In the case user trigger tags grow by queue sysfs attribute nrrequests, hctx-schedtags will be freed directly and replaced with a new allocated tags, see blkmqtagupdatedept...

CVE-2025-39999 blk-mq: fix blk_mq_tags double free while nr_requests grown

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix blkmqtags double free while nrrequests grown In the case user trigger tags grow by queue sysfs attribute nrrequests, hctx-schedtags will be freed directly and replaced with a new allocated tags, see blkmqtagupdatedept...