CVE-2026-46256

A flaw was found in the Linux kernel, specifically within the NFS Network File System LOCALIO optimization. This vulnerability allows for a recursion deadlock to occur during direct reclaim operations. When LOCALIO attempts to write pages back into NFS via nfswritepages, it can lead to a system...

PT-2026-46019

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the NFS LOCALIO, an optimization for loopback mounts that bypasses the network for READ, WRITE, and COMMIT operations when the client and server are on the same system...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS/localio: Fixed a race condition in nfslocalopenfh Once the clp-cluuid.lock is dropped, another CPU may come in and free the structnfsdfile that was just added. To prevent this from happening, take the RCU read lock before...

CVE-2025-39912

In the Linux kernel, the following vulnerability has been resolved: nfs/localio: restore creds before releasing pageio data Otherwise if the nfsd filecache code releases the nfsdfile immediately, it can trigger the BUGONcred == current-cred in putcred when it puts the nfsdfile-nffile-f-cred...

SUSE CVE-2024-56740

In the Linux kernel, the following vulnerability has been resolved: nfs/localio: must clear res.replen in nfslocalreaddone Otherwise memory corruption can occur due to NFSv3 LOCALIO reads leaving garbage in res.replen: - nfs3readdone copies that into server-readhdrsize; from there nfs3procreadset...