CVE-2026-89664

A flaw was found in the Linux kernel's Network File System Daemon nfsd. When processing malformed NFSv4 OPEN compound operations that include valid Portable Operating System Interface POSIX Access Control List ACL attributes, the kernel fails to release allocated memory resources. This oversight...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “NFSD: Remove the cap on the number of operations per NFSv4 COMPOUND.” I have found that the pynfs COMP6 now leaves the connection or lease in a strange state, causing CLOSE9 to hang indefinitely. I have investigated this issue a...

Revert "NFSD: Remove the cap on number of operations per NFSv4 COMPOUND"

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Linux Distros Unpatched Vulnerability : CVE-2025-40210

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Revert NFSD: Remove the cap on number of operations per NFSv4 COMPOUND I've found that pynfs COMP6 now leaves the connection or lease in a strange state, which...

UBUNTU-CVE-2025-40210

In the Linux kernel, the following vulnerability has been resolved: Revert "NFSD: Remove the cap on number of operations per NFSv4 COMPOUND" I've found that pynfs COMP6 now leaves the connection or lease in a strange state, which causes CLOSE9 to hang indefinitely. I've dug into it a little, but ...

CVE-2025-40210

CVE-2025-40210 concerns the Linux kernel NFSD: NFSv4 COMPOUND operation cap. Public advisories describe that the change removing the cap on operations per COMPOUND can lead to a problematic state in pynfs COMP6 and a potential vulnerability if an attacker specifies an arbitrarily large op count i...

CVE-2025-40210 Revert "NFSD: Remove the cap on number of operations per NFSv4 COMPOUND"

In the Linux kernel, the following vulnerability has been resolved: Revert "NFSD: Remove the cap on number of operations per NFSv4 COMPOUND" I've found that pynfs COMP6 now leaves the connection or lease in a strange state, which causes CLOSE9 to hang indefinitely. I've dug into it a little, but ...

CVE-2025-40210

In the Linux kernel, the following vulnerability has been resolved: Revert "NFSD: Remove the cap on number of operations per NFSv4 COMPOUND" I've found that pynfs COMP6 now leaves the connection or lease in a strange state, which causes CLOSE9 to hang indefinitely. I've dug into it a little, but ...

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 removal of the limit on the number of NFSv4 COMPOUND operations, which could lead to an over-allocation ...

kernel: Linux kernel: Denial of Service via resource leak in SMB2 compound operations

A flaw was found in the Linux kernel. An inconsistent update of the reference count in the smb2compoundop function, particularly during memory allocation failures, could lead to resource leaks. A local attacker could exploit this to cause a Denial of Service DoS by exhausting system resources...