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 not properly freeing the work queue of a background tracker, which could lead to a memory leak...

Linux Distros Unpatched Vulnerability : CVE-2025-40319

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Sync pending IRQ work before freeing ring buffer Fix a race where irqwork can be queued in bpfringbufcommit but the ring buffer is freed before the work...

CVE-2025-65849

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction. NOTE: this is disputed by the Supplier because the product's objective is "to discourage automated...

PT-2025-49588

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction...

CVE-2025-65849

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction. NOTE: this is disputed by the Supplier because the product's objective is "to discourage automated...

CVE-2025-65849

CVE-2025-65849 concerns Altcha Proof-of-Work obfuscation mode (version 0.8.0 and later). The Red Hat and NVD entries describe a cryptanalytic break that allows remote attackers to recover the Proof-of-Work nonce in constant time via mathematical deduction. The supplier disputes the claim of a cry...

EUVD-2025-201575

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free in tipcmonreinitself. syzbot reported use-after-free of tipcnetnet-monitors in tipcmonreinitself. 0 The array is protected by RTNL, but tipcmonreinitself iterates over it without RTNL. tipcmonreinitself i...

DEBIAN-CVE-2025-40280

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free in tipcmonreinitself. syzbot reported use-after-free of tipcnetnet-monitors in tipcmonreinitself. 0 The array is protected by RTNL, but tipcmonreinitself iterates over it without RTNL. tipcmonreinitself i...

mptcp: fix race condition in mptcp_schedule_work()

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

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CVE-2025-40258

No description is available for this CVE. Mitigation If enabled, you may disable MPTCP support. For more information please read...

SUSE 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...

SUSE 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...

PT-2026-2513

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the USB PHY driver for Freescale fsl-usb within the Linux kernel. The vulnerability occurs due to a race condition during device removal where a delayed...

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...

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...

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...

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...

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...