CVE-2025-40196

In the Linux kernel, the following vulnerability has been resolved: fs: quota: create dedicated workqueue for quotareleasework There is a kernel panic due to WARNONCE when paniconwarn is set. This issue occurs when writeback is triggered due to sync call for an opened fileie, writeback reason is...

CVE-2025-40168 smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match().

In the Linux kernel, the following vulnerability has been resolved: smc: Use skdstget and dstdevrcu in smcclcprfxmatch. smcclcprfxmatch is called from smclistenwork and not under RCU nor RTNL. Using skdstgetsk-dev could trigger UAF. Let's use skdstget and dstdevrcu. Note that the returned value o...

kernel: mm: fix zswap writeback race condition

In the Linux kernel, the following vulnerability has been resolved: mm: fix zswap writeback race condition The zswap writeback mechanism can cause a race condition resulting in memory corruption, where a swapped out page gets swapped in with data that was written to a different page. The race...

kernel: mm: fix zswap writeback race condition

In the Linux kernel, the following vulnerability has been resolved: mm: fix zswap writeback race condition The zswap writeback mechanism can cause a race condition resulting in memory corruption, where a swapped out page gets swapped in with data that was written to a different page. The race...

RHEL 9 : kernel (RHSA-2025:20518)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:20518 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix potential CAN...

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 Linux kernel that stems from a mismatch in work queue flags, which could cause the kernel to crash...

PT-2025-46643

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a use-after-free issue within the smc clc prfx match function. This function is called from smc listen work without proper read-copy-update RCU or Real-Time...

Linux Distros Unpatched Vulnerability : CVE-2025-40171

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nvmet-fc: move lsop put work to nvmetfclsreqop It's possible for more than one async command to be in flight from nvmetfcsendlsreq. For each command, a tgtport...

kernel: wifi: cfg80211: init wiphy_work before allocating rfkill fails

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: init wiphywork before allocating rfkill fails syzbort reported a uninitialize wiphyworklock in cfg80211devfree. 1 After rfkill allocation fails, the wiphy release process will be performed, which will cause...

kernel: io_uring: check if iowq is killed before queuing

In the Linux kernel, the following vulnerability has been resolved: iouring: check if iowq is killed before queuing task work can be executed after the task has gone through iouring termination, whether it's the final taskwork run or the fallback path. In this case, task work will find -iowq bein...

kernel: padata: avoid UAF for reorder_work

In the Linux kernel, the following vulnerability has been resolved: padata: avoid UAF for reorderwork Although the previous patch can avoid ps and ps UAF for doserial, it can not avoid potential UAF issue for reorderwork. This issue can happen just as below: cryptorequest cryptorequest cryptodela...

kernel: afs: Fix lock recursion

In the Linux kernel, the following vulnerability has been resolved: afs: Fix lock recursion afswakeupasynccall can incur lock recursion. The problem is that it is called from AFRXRPC whilst holding the -notifylock, but it tries to take a ref on the afscall struct in order to pass it to a work que...

kernel: RDMA/rxe: Fix the qp flush warnings in req

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix the qp flush warnings in req When the qp is in error state, the status of WQEs in the queue should be set to error. Or else the following will appear. 920.617269 WARNING: CPU: 1 PID: 21 at...

kernel: workqueue: Put the pwq after detaching the rescuer from the pool

A vulnerability was found in the Linux kernel's work queue subsystem, which manages background task execution. The issue stems from improper handling of the "rescuer" thread during the cleanup of unbound work queues...

kernel: nfsd: release svc_expkey/svc_export with rcu_work

In the Linux kernel, the following vulnerability has been resolved: nfsd: release svcexpkey/svcexport with rcuwork The last reference for cachehead can be reduced to zero in cshow and eshowusing rcureadlock and rcureadunlock. Consequently, svcexportput and expkeyput will be invoked, leading to tw...

kernel: workqueue: Put the pwq after detaching the rescuer from the pool

A vulnerability was found in the Linux kernel's work queue subsystem, which manages background task execution. The issue stems from improper handling of the "rescuer" thread during the cleanup of unbound work queues...

kernel: wifi: cfg80211: init wiphy_work before allocating rfkill fails

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: init wiphywork before allocating rfkill fails syzbort reported a uninitialize wiphyworklock in cfg80211devfree. 1 After rfkill allocation fails, the wiphy release process will be performed, which will cause...

kernel: padata: avoid UAF for reorder_work

In the Linux kernel, the following vulnerability has been resolved: padata: avoid UAF for reorderwork Although the previous patch can avoid ps and ps UAF for doserial, it can not avoid potential UAF issue for reorderwork. This issue can happen just as below: cryptorequest cryptorequest cryptodela...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix potential CAN frame reception race in isotprcv CVE-2022-48830 kernel: soc: qcom: cmd-db: Map shared memory as WC, not WB CVE-2024-46689 kernel: Squashfs: sanity check...

ALSA-2025:20518 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix potential CAN frame reception race in isotprcv CVE-2022-48830 kernel: soc: qcom: cmd-db: Map shared memory as WC, not WB CVE-2024-46689 kernel: Squashfs: sanity check...