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 continued scheduling of work items after device destruction, which could result in a null pointer...

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 queuing only chained jobs when the HCI work queue is empty...

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 improper handling of work queues during flow table cleanup, which could lead to reuse after release...

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 race condition when destroying a work queue, which could lead to reuse after release...

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 a vibrating work queue null pointer dereference that could lead to accessing a freed queue after a device is...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: rhashtable: A potential deadlock was fixed by moving the schedulework outside of the lock. The check for hash table growth and work scheduling were moved outside of the rht lock to prevent a possible circular locking dependency...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: perf: Fixed a hang issue when freeing sigtrap events The perf library may hang when freeing a sigtrap event if a related deferred signal fails to be sent before the file is closed: perfeventoverflow taskworkaddperfpendingtask fpu...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fixed the recovery flow of the UMR QP This patch addresses an issue in the recovery flow of the UMR QP, ensuring that tasks do not get stuck, as highlighted by the call trace 1. During recovery, before transitioning th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: i3c: master: cdns: Fixed a use-after-free vulnerability in the cdnsi3cmasterprobe function due to race conditions. In the cdnsi3cmasterprobe function, &master-hjwork is bound to cdnsi3cmasterhj. And cdnsi3cmasterinterrupt can cal...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: workqueue: Place the pwq after detaching the rescuer from the pool. The commit 68f83057b913 "workqueue: Reap workers via kthreadstop and remove detachcompletion" adds code to reapply the benefits to normal workers. However, it...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: moving tcpmqueuevdmunlocked to asynchronous work A state check was previously added to tcpmqueuevdmunlocked to prevent a deadlock where the DisplayPort Alt Mode driver would execute tasks and attempt to grab the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: - drm/i915/gt: Use spinlockirqsave in interruptible contexts. - The use of spinlock/unlock functions in interrupt contexts could lead to a deadlock, as seen in GitLab issue 13399. This occurs when an interrupt arrives while a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Cancel the wiphywork before freeing the wiphy. A wiphywork can be queued from the moment it is allocated and initialized i.e., via wiphynewnm. When a wiphywork is queued, the rdev::wiphywork is also queued. If the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevents the connection from being released during the oplock break notification. The ksmbdwork object can be freed after the connection is released. The rcount of ksmbdconn is incremented to indicate that the requests are...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: pcigeneric: Use pcitryresetfunction to avoid deadlock. There are multiple places where the recovery work is scheduled asynchronously. Additionally, there are multiple places where the caller waits synchronously fo...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: fmidi: fmidicomplete calling queuework When using USB MIDI, a lock attempt is made twice through a reentrant call to fmiditransmit, resulting in a deadlock. The issue is fixed by using queuework to schedule the inner...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: core: flush gadget workqueue after device removal The devicedel function can cause new work to be scheduled in the gadget-workqueue. This issue is observed, for example, with the dwc3 driver, as follows: c devicedel...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pdr: Fixed the potential deadlock issue. When some client process A calls pdraddlookup to add a lookup for the service and performs scheduling-related tasks, another process B receives a new server packet indicating th...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/cma: Fixed a crash in the cmaneteventworkhandler function. The struct rdmacmid contains a member “struct workstruct network”, which is reused to queue cmaneteventworkhandlers onto the cmawq. The crash1 can occur if more...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Fixed the qp flush warnings in req When the qp is in an error state, the status of WQEs in the queue should be set to error. Otherwise, the following will occur. 920.617269 WARNING: CPU: 1 PID: 21 at...