PT-2025-46621

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s blk-mq subsystem related to memory allocation. Specifically, allocating and freeing sched tags while a queue is frozen can lead to a deadlock. The iss...

blk-mq: fix IO hang from sbitmap wakeup race

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Linux Distros Unpatched Vulnerability : CVE-2025-38620

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: zloop: fix KASAN use-after-free of tag set When a zoned loop device, or zloop device, is...

OESA-2025-2082 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: 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...

OESA-2025-2081 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: 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...

Linux Distros Unpatched Vulnerability : CVE-2022-49901

"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 kmemleak in blkmqinitallocatedqueue There is a kmemleak caused by modprobe nullblk.ko unreferenced object 0xffff8881acb1f000 size 1024: comm...

PT-2025-22241

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A resource leak issue in the Linux kernel has been identified. The problem occurs when registering a queue fails after a successful blk mq sysfs register call, but an error is encountere...

AZL-61715 CVE-2022-49901 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fix kmemleak in blkmqinitallocatedqueue There is a kmemleak caused by modprobe nullblk.ko unreferenced object 0xffff8881acb1f000 size 1024: comm "modprobe", pid 836, jiffies 4294971190 age 27.068s hex dump first 32 bytes:...

DEBIAN-CVE-2022-49901

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fix kmemleak in blkmqinitallocatedqueue There is a kmemleak caused by modprobe nullblk.ko unreferenced object 0xffff8881acb1f000 size 1024: comm "modprobe", pid 836, jiffies 4294971190 age 27.068s hex dump first 32 bytes:...

CVE-2022-49901

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fix kmemleak in blkmqinitallocatedqueue There is a kmemleak caused by modprobe nullblk.ko unreferenced object 0xffff8881acb1f000 size 1024: comm "modprobe", pid 836, jiffies 4294971190 age 27.068s hex dump first 32 bytes:...

SUSE CVE-2022-49377

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...

DEBIAN-CVE-2022-49377

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...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an array out-of-bounds in the blkmqallocrequesthctx function when handling offline queues...

SUSE CVE-2024-53170

In the Linux kernel, the following vulnerability has been resolved: block: fix uaf for flush rq while iterating tags blkmqclearflushrqmapping is not called during scsi probe, by checking blkqueueinitdone. However, QUEUEFLAGINITDONE is cleared in delgendisk by commit aec89dc5d421 "block: keep...

kernel: blk-mq: fix IO hang from sbitmap wakeup race

A possible IO hang from sbitmap wakeup race was found in the Linux kernel. This may lead to compromised Availability...

kernel: blk-mq: fix tags leak when shrink nr_hw_queues

A memory leak flaw was found in the Linux kernel's block multi-queue blk-mq subsystem. When the number of hardware queues is reduced via the submitqueues parameter, the tags associated with the removed queues are not freed, causing a memory leak. This occurs because shrinking nrhwqueues does not...

DEBIAN-CVE-2024-50098

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Set SDEVOFFLINE when UFS is shut down There is a history of deadlock if reboot is performed at the beginning of booting. SDEVQUIESCE was set for all LU's scsidevices by UFS shutdown, and at that time the audio...

kernel: blk-mq: fix IO hang from sbitmap wakeup race

A possible IO hang from sbitmap wakeup race was found in the Linux kernel. This may lead to compromised Availability...

SUSE CVE-2024-50081

In the Linux kernel, the following vulnerability has been resolved: blk-mq: setup queue -tagset before initializing hctx Commit 7b815817aa58 "blk-mq: add helper for checking if one CPU is mapped to specified hctx" needs to check queue mapping via tag set in hctx's cpuhp handler. However, q-tagset...

UBUNTU-CVE-2024-50081

In the Linux kernel, the following vulnerability has been resolved: blk-mq: setup queue -tagset before initializing hctx Commit 7b815817aa58 "blk-mq: add helper for checking if one CPU is mapped to specified hctx" needs to check queue mapping via tag set in hctx's cpuhp handler. However, q-tagset...