CVE-2026-46079 rbd: fix null-ptr-deref when device_add_disk() fails

In the Linux kernel, the following vulnerability has been resolved: rbd: fix null-ptr-deref when deviceadddisk fails dorbdadd publishes the device with deviceadd before calling deviceadddisk. If deviceadddisk fails after deviceadd succeeds, the error path calls rbdfreedisk directly and then later...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021568)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021568 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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021572)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021572 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-mq: avoid double -queuerq because of early timeout David Jeffery found one double -queuerq...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-mq: The issue of tag leaks during the shrink nrhwqueues operation has been fixed. Although we don’t need to reallocate the set-tags array when performing shrink nrhwqueues, we still need to free those tags. Otherwise, these...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fixed the NULL dereference on q-elevator in blkmqelvswitchnone. After acquiring the q-sysfslock, q-elevator may become NULL due to the elevator switch. Fixed the NULL dereference on q-elevator by checking it with a lock...

Astra Linux - уязвимость в linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: blk-mq: Fixed a memory leak in blkmqinitallocatedqueue. There is a memory leak caused by modprobe nullblk.ko. Unreferenced object 0xffff8881acb1f000 size 1024: - Command: “modprobe”, PID: 836, Jiffies: 4294971190 Age: 27.068...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: blk-mq: Fixed a possible memory leak when registering the ‘hctx’ structure failed. There is one issue that arises during fault injection tests: An unreferenced object with a size of 512 bytes: bash comm "insmod", pid 308021,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013449)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013449 advisory. In the Linux kernel, the following vulnerability has been resolved: dm rq: don't queue request to blk-mq during DM suspend DM uses blk-mq's quiesce/unquiesce to...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-007017)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007017 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix possible memleak when register 'hctx' failed There's issue as follows when do fault...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010746)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010746 advisory. In the Linux kernel, the following vulnerability has been resolved: dm rq: don't queue request to blk-mq during DM suspend DM uses blk-mq's quiesce/unquiesce to...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013096)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013096 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-mq: check kobject stateinsysfs before deleting in blkmqunregisterhctx In blkmqupdatenrhwqueue...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-010845)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010845 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...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011029)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011029 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix possible memleak when register 'hctx' failed There's issue as follows when do fault...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-010748)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010748 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-mq: cancel blk-mq dispatch work in both blkcleanupqueue and diskrelease For avoiding to slow...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007563)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007563 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-mq: cancel blk-mq dispatch work in both blkcleanupqueue and diskrelease For avoiding to slow...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005663)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005663 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix possible memleak when register 'hctx' failed There's issue as follows when do fault...

SUSE 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...

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...

SUSE 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...

EUVD-2023-60414

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...