CVE-2025-37747 perf: Fix hang while freeing sigtrap event

In the Linux kernel, the following vulnerability has been resolved: perf: Fix hang while freeing sigtrap event Perf can hang while freeing a sigtrap event if a related deferred signal hadn't managed to be sent before the file got closed: perfeventoverflow taskworkaddperfpendingtask fput...

PT-2025-18428

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A hang can occur while freeing a sigtrap event in the Linux kernel's perf subsystem if a related deferred signal hadn't been sent before the file got closed. This issue arises due to a...

Linux Distros Unpatched Vulnerability : CVE-2021-47577

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - io-wq: check for wq exit after adding new worker taskwork We check IOWQBITEXIT before attempting to create a new worker, and wq exit cancels pending work if we...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: perf: Fix event leak upon exit When a task is scheduled out, pending sigtrap deliveries are deferred to the target task upon resume to user space via taskwork. However, failures during the addition of an event’s callback to the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: perf: Fixed event leakage upon execution and file release The pending task work related to perf is never waited for when a matching event occurs. In the case of a child event released directly via freeevent, this can potential...

SUSE CVE-2024-56709

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...

CVE-2024-56709

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...

AZL-68550 CVE-2024-56709 affecting package kernel 5.15.200.1-1

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...

CVE-2024-56709

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...

DEBIAN-CVE-2024-56709

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...

UBUNTU-CVE-2024-56709

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...

CVE-2024-56709 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...

CVE-2024-56709

CVE-2024-56709 : Linux kernel io_uring vulnerability fixed by verifying iowq is not killed before queuing. If a task completes its termination path after io_uring teardown, task_work may see a null ->io_wq and attempt to forward to io_queue_iowq(), causing failure. The fix also accounts for PF...

CVE-2024-56709 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: perf: Fix event leak upon exit

A logical flaw exists in the Linux kernel. When a task is scheduled, pending sigtrap deliveries are deferred to the target task upon resuming to userspace via taskwork. However, failures are ignored while adding an event's callback to the taskwork engine. Since the last call for the event exit...

kernel: perf: Fix event leak upon exec and file release

Linux kernel perf pending task work is never waited upon the matching event release; in the case of a child event, released via freeevent directly, this can potentially result in a leaked event...

CVE-2024-50140 sched/core: Disable page allocation in task_tick_mm_cid()

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

SUSE CVE-2024-50079

In the Linux kernel, the following vulnerability has been resolved: iouring/sqpoll: ensure task state is TASKRUNNING when running taskwork When the sqpoll is exiting and cancels pending work items, it may need to run taskwork. If this happens from within iouringcancelgeneric, then it may be under...

UBUNTU-CVE-2024-50079

In the Linux kernel, the following vulnerability has been resolved: iouring/sqpoll: ensure task state is TASKRUNNING when running taskwork When the sqpoll is exiting and cancels pending work items, it may need to run taskwork. If this happens from within iouringcancelgeneric, then it may be under...

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 not ensuring that the task status is TASKRUNNING when running taskwork, which could result in a warning to t...