7 matches found
CVE-2026-89677
A flaw was found in the Linux kernel's Network File System Daemon nfsd. When creating files, the dentrycreate function could return an unexpected directory entry dentry. This could lead to a previously stored dentry being prematurely freed and then used again, potentially causing memory corruptio...
CVE-2026-89687
In the Linux kernel, the following vulnerability has been resolved: nfsd: ensure nfsdfiledoacquire does not use a non-opened file -atomicopen is permitted to return success without actually opening the file. It indicates this by calling finishnoopen. This means dentrycreate can return a file whic...
CVE-2026-89677
In the Linux kernel, the following vulnerability has been resolved: nfsd: fix possible fhcompose of wrong dentry in nfsd4createfile dentrycreate can hypothetically provide a different dentry than the one passed in. This could happen, for example, if the exported filesystem is NFS, and the server...
EUVD-2026-76599
In the Linux kernel, the following vulnerability has been resolved: nfsd: ensure nfsdfiledoacquire does not use a non-opened file -atomicopen is permitted to return success without actually opening the file. It indicates this by calling finishnoopen. This means dentrycreate can return a file whic...
CVE-2026-89687
CVE-2026-89687 affects the nfsd subsystem of the Linux kernel . The root cause is that dentry_create() can return a file that has not actually been opened, because ->atomic_open is permitted to succeed via finish_no_open() without opening the file. The function nfsd_file_do_acquire() did not v...
CVE-2026-89687 nfsd: ensure nfsd_file_do_acquire() does not use a non-opened file
In the Linux kernel, the following vulnerability has been resolved: nfsd: ensure nfsdfiledoacquire does not use a non-opened file -atomicopen is permitted to return success without actually opening the file. It indicates this by calling finishnoopen. This means dentrycreate can return a file whic...
EUVD-2026-76589
In the Linux kernel, the following vulnerability has been resolved: nfsd: fix possible fhcompose of wrong dentry in nfsd4createfile dentrycreate can hypothetically provide a different dentry than the one passed in. This could happen, for example, if the exported filesystem is NFS, and the server...