Linux Kernel Vulnerability Affecting pNFS Clients and FlexFiles Layout

CVE-2025-40087

What is CVE-2025-40087?

A vulnerability in the Linux kernel related to the handling of the FlexFiles layout type poses a risk when a pNFS client issues a LAYOUTCOMMIT operation. This flaw could lead to an unexpected crash of the system, disrupting normal operations. System administrators and users of affected Linux Kernel versions are advised to apply the necessary patches to mitigate risks associated with this vulnerability and ensure system stability.

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