CVE-2025-40258

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcpschedulework syzbot reported use-after-free in mptcpschedulework 1 Issue here is that mptcpschedulework schedules a work, then gets a refcount on sk-skrefcnt if the work was scheduled. This...

AZL-71380 CVE-2025-40258 affecting package kernel for versions less than 6.6.119.3-1

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcpschedulework syzbot reported use-after-free in mptcpschedulework 1 Issue here is that mptcpschedulework schedules a work, then gets a refcount on sk-skrefcnt if the work was scheduled. This...

UBUNTU-CVE-2025-40261

In the Linux kernel, the following vulnerability has been resolved: nvme: nvme-fc: Ensure -ioerrwork is cancelled in nvmefcdeletectrl nvmefcdeleteassocation waits for pending I/O to complete before returning, and an error can cause -ioerrwork to be queued after cancelworksync had been called. Mov...

UBUNTU-CVE-2025-40258

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcpschedulework syzbot reported use-after-free in mptcpschedulework 1 Issue here is that mptcpschedulework schedules a work, then gets a refcount on sk-skrefcnt if the work was scheduled. This...

EUVD-2025-201196

In the Linux kernel, the following vulnerability has been resolved: nvme: nvme-fc: Ensure -ioerrwork is cancelled in nvmefcdeletectrl nvmefcdeleteassocation waits for pending I/O to complete before returning, and an error can cause -ioerrwork to be queued after cancelworksync had been called. Mov...

CVE-2025-40261

In the Linux kernel, the following vulnerability has been resolved: nvme: nvme-fc: Ensure -ioerrwork is cancelled in nvmefcdeletectrl nvmefcdeleteassocation waits for pending I/O to complete before returning, and an error can cause -ioerrwork to be queued after cancelworksync had been called. Mov...

CVE-2025-40261 nvme: nvme-fc: Ensure ->ioerr_work is cancelled in nvme_fc_delete_ctrl()

In the Linux kernel, the following vulnerability has been resolved: nvme: nvme-fc: Ensure -ioerrwork is cancelled in nvmefcdeletectrl nvmefcdeleteassocation waits for pending I/O to complete before returning, and an error can cause -ioerrwork to be queued after cancelworksync had been called. Mov...

CVE-2025-40261 nvme: nvme-fc: Ensure ->ioerr_work is cancelled in nvme_fc_delete_ctrl()

In the Linux kernel, the following vulnerability has been resolved: nvme: nvme-fc: Ensure -ioerrwork is cancelled in nvmefcdeletectrl nvmefcdeleteassocation waits for pending I/O to complete before returning, and an error can cause -ioerrwork to be queued after cancelworksync had been called. Mov...

CVE-2025-40258

CVE-2025-40258 is a Linux kernel use-after-free caused by a race in mptcp_schedule_work(). The issue occurs when mptcp_schedule_work() schedules a task and then takes a reference to sk->sk_refcnt; if mptcp_worker() runs first, the refcount may be released prematurely. The fixed pattern shown i...

CVE-2025-40258 mptcp: fix race condition in mptcp_schedule_work()

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcpschedulework syzbot reported use-after-free in mptcpschedulework 1 Issue here is that mptcpschedulework schedules a work, then gets a refcount on sk-skrefcnt if the work was scheduled. This...

CVE-2025-40258 mptcp: fix race condition in mptcp_schedule_work()

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcpschedulework syzbot reported use-after-free in mptcpschedulework 1 Issue here is that mptcpschedulework schedules a work, then gets a refcount on sk-skrefcnt if the work was scheduled. This...

CVE-2025-40258 mptcp: fix race condition in mptcp_schedule_work()

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcpschedulework syzbot reported use-after-free in mptcpschedulework 1 Issue here is that mptcpschedulework schedules a work, then gets a refcount on sk-skrefcnt if the work was scheduled. This...

CVE-2025-40258

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcpschedulework syzbot reported use-after-free in mptcpschedulework 1 Issue here is that mptcpschedulework schedules a work, then gets a refcount on sk-skrefcnt if the work was scheduled. This...

CVE-2025-40256 xfrm: also call xfrm_state_delete_tunnel at destroy time for states that were never added

In the Linux kernel, the following vulnerability has been resolved: xfrm: also call xfrmstatedeletetunnel at destroy time for states that were never added In commit b441cf3f8c4b "xfrm: delete x-tunnel as we delete x", I missed the case where state creation fails between full initialization...

CVE-2025-40249

CVE-2025-40249 affects the Linux kernel GPIO cdev path. The issue arises when a GPIO change notification is emitted after the file descriptor’s reference count drops to zero but before the .release() callback is executed from the workqueue, leaving the descriptor potentially in use-after-free. Th...

kernel: RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction

In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix use-after-free of work objects after cmid destruction The commit 59c68ac31e15 "iwcm: free cmid resources on the last deref" simplified cmid resource management by freeing cmid once all references to the cmid were...

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 work scheduling contention condition that could lead to a reference counting error...

Linux Distros Unpatched Vulnerability : CVE-2025-40261

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nvme: nvme-fc: Ensure -ioerrwork is cancelled in nvmefcdeletectrl nvmefcdeleteassocation waits for pending I/O to complete before returning, and an error can...

PT-2025-49079

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to GPIO character device handling. Specifically, the issue arises when a GPIO change event occurs after the file descriptor associated with the...

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 work queue not being properly canceled, which could lead to memory corruption...