CVE-2023-53292 blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone After grabbing q-sysfslock, q-elevator may become NULL because of elevator switch. Fix the NULL dereference on q-elevator by checking it with lock...

CVE-2023-53292

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone After grabbing q-sysfslock, q-elevator may become NULL because of elevator switch. Fix the NULL dereference on q-elevator by checking it with lock...

CVE-2025-38568

In the Linux kernel, the following vulnerability has been resolved: net/sched: mqprio: fix stack out-of-bounds write in tc entry parsing TCAMQPRIOTCENTRYINDEX is validated using NLAPOLICYMAXNLAU32, TCQOPTMAXQUEUE, which allows the value TCQOPTMAXQUEUE 16. This leads to a 4-byte out-of-bounds stac...

Linux Distros Unpatched Vulnerability : CVE-2024-46797

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: powerpc/qspinlock: Fix deadlock in MCS queue If an interrupt occurs in queuedspinlockslowpat...

net/mlx5e: Avoid WARN_ON when configuring MQPRIO with HTB offload enabled

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PT-2025-29048

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains an issue where an aoe device's request queue rq list was not properly cleaned when the device was downed. This caused blk mq freeze queue to indefinitely wait...

kernel: blk-mq: don't touch ->tagset in blk_mq_get_sq_hctx

A use-after-free vulnerability was found in the blkmqgetsqhctx function in the Linux kernel's block multiqueue blk-mq subsystem. This issue occurs when the function accesses the tagset pointer to determine the current default hardware context through mapping. If this access occurs after the tagse...

kernel: blk-mq: don't touch ->tagset in blk_mq_get_sq_hctx

A use-after-free vulnerability was found in the blkmqgetsqhctx function in the Linux kernel's block multiqueue blk-mq subsystem. This issue occurs when the function accesses the tagset pointer to determine the current default hardware context through mapping. If this access occurs after the tagse...

SUSE CVE-2025-38039

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid WARNON when configuring MQPRIO with HTB offload enabled When attempting to enable MQPRIO while HTB offload is already configured, the driver currently returns -EINVAL and triggers a WARNON, leading to an...

UBUNTU-CVE-2025-38039

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid WARNON when configuring MQPRIO with HTB offload enabled When attempting to enable MQPRIO while HTB offload is already configured, the driver currently returns -EINVAL and triggers a WARNON, leading to an...

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 the net/mlx5e driver not properly handling HTB offload cases when configuring MQPRIO, resulting in an unwant...

CVE-2020-36463

An issue was discovered in the multiqueue crate through 2020-12-25 for Rust. There are unconditional implementations of Send for InnerSend, InnerRecv, FutInnerSend, and FutInnerRecv...

OESA-2025-1515 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: Fix kmemleak in blkmqinitallocatedqueue There is a kmemleak caused by modprobe nullblk.ko unreferenced object 0xffff8881acb1f000 size 1024: comm...

kernel: blk-mq: setup queue ->tag_set before initializing hctx

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-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 blk-mq: Fix kmemleak in blk_mq_init_allocated_queue

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:...

UBUNTU-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...

CVE-2022-49720 block: Fix handling of offline queues in blk_mq_alloc_request_hctx()

In the Linux kernel, the following vulnerability has been resolved: block: Fix handling of offline queues in blkmqallocrequesthctx This patch prevents that test nvme/004 triggers the following: UBSAN: array-index-out-of-bounds in block/blk-mq.h:135:9 index 512 is out of range for type 'long...

CVE-2024-50081 blk-mq: setup queue ->tag_set before initializing hctx

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...

SUSE CVE-2024-46843

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Remove SCSI host only if added If host tries to remove ufshcd driver from a UFS device it would cause a kernel panic if ufshcdasyncscan fails during ufshcdprobehba before adding a SCSI host with scsiaddhost and M...