CVE-2026-89668 nfsd: move nfsd_debugfs_init() after nfsd4_init_slabs() in init_nfsd()

In the Linux kernel, the following vulnerability has been resolved: nfsd: move nfsddebugfsinit after nfsd4initslabs in initnfsd nfsddebugfsinit runs before nfsd4initslabs in initnfsd. If the slab allocation fails, the bare "return retval" bypasses nfsddebugfsexit, leaving orphan debugfs files wit...

CVE-2026-89668

CVE-2026-89668 affects the Linux kernel NFS server daemon (nfsd). The root cause is an initialization ordering flaw: nfsd_debugfs_init() runs before nfsd4_init_slabs() in init_nfsd(). If slab allocation fails, the early return bypasses nfsd_debugfs_exit(), leaving orphan debugfs files with stale ...