kernel: i40e: fix idx validation in config queues msg

A flaw was found in the Linux kernel in the Intel i40e network driver such that in the function i40evcconfigqueuesmsg, when iterating over vf-chidx, the idx value is not properly validated against the range of active/initialized traffic classes TCs. An attacker with local privileges could supply ...

RHEL 8 : kernel-rt (RHSA-2025:21920)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:21920 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

kernel: i40e: fix idx validation in config queues msg

A flaw was found in the Linux kernel in the Intel i40e network driver such that in the function i40evcconfigqueuesmsg, when iterating over vf-chidx, the idx value is not properly validated against the range of active/initialized traffic classes TCs. An attacker with local privileges could supply ...

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...

EUVD-2025-124958

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-2025-40125 blk-mq: check kobject state_in_sysfs before deleting in blk_mq_unregister_hctx

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-2025-40125

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...

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: 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: pfifo_tail_enqueue: Drop new packet when sch->limit == 0

In the Linux kernel, the following vulnerability has been resolved: pfifotailenqueue: Drop new packet when sch-limit == 0 Expected behaviour: In case we reach scheduler's limit, pfifotailenqueue will drop a packet in scheduler's queue and decrease scheduler's qlen by one. Then, pfifotailenqueue...

MGASA-2025-0270 Updated xen packages fix security vulnerabilities

Double unlock in x86 guest IRQ handling. CVE-2024-31143 Xapi: Metadata injection attack against backup/restore functionality. CVE-2024-31144 Error handling in x86 IOMMU identity mapping. CVE-2024-31145 PCI device pass-through with shared resources. CVE-2024-31146 x86: Deadlock in vlapicerror...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-990052)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990052 advisory. In the Linux kernel, the following vulnerability has been resolved: xen/netfront: fix crash when removing device When removing a netfront device directly after a...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990201)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990201 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: cancel all works upon hciunregisterdev syzbot is reporting that calling...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988928)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988928 advisory. In the Linux kernel, the following vulnerability has been resolved: sfc: fix considering that all channels have TX queues Normally, all channels have RX and TX queue...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989256)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989256 advisory. In the Linux kernel, the following vulnerability has been resolved: bfq: Avoid merging queues with different parents It can happen that the parent of a bfqq changes...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989753)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989753 advisory. In the Linux kernel, the following vulnerability has been resolved: sfc: fix considering that all channels have TX queues Normally, all channels have RX and TX queue...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-989993)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989993 advisory. In the Linux kernel, the following vulnerability has been resolved: rtl818x: Prevent using not initialized queues Using not existing queues can panic the kernel with...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988970)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988970 advisory. In the Linux kernel, the following vulnerability has been resolved: block: Fix handling of offline queues in blkmqallocrequesthctx This patch prevents that test...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989951)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989951 advisory. In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: lib/groupcpus: Fixed the issue of NULL pointer dereferencing in groupcpusevenly. While testing nullblk with configfs, the command echo 0 pollqueues would trigger the following panic: BUG: NULL pointer dereferencing in the kernel,...