CVE-2026-90038: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent client use-after-free during export state revocation nfsd4revokeexportstates has the same use-after-free as nfsd4revokestates: it drops nn-clientlock across revokeonestid and the following read of clp-clminorversion...

PT-2026-93390

Name of the Vulnerable Software and Affected Versions Linux kernel version 6.12 Description In the SUNRPC component, the functions rpcb register inet4 and rpcb register inet6 fail to check the return value of rpc sockaddr2uaddr before storing it in map-r addr. When rpc sockaddr2uaddr returns NULL...

PT-2026-93680

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the NFSD component. A local administrator with CAP SYS ADMIN privileges can crash the kernel by triggering a state-revocation walk before the server...

CVE-2026-90037: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent client use-after-free during closelru reaping An nfs4openowner left on nn-closelru after its final CLOSE keeps its last closed stateid in oolastclosedstid, holding only a raw pointer to its nfs4client. The laundroma...

CVE-2026-90039: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: NFSD: Guard admin state-revocation walks with NFSDNETUP Writing to /proc/fs/nfsd/unlockfilesystem, or sending the NFSDCMDUNLOCKFILESYSTEM or NFSDCMDUNLOCKEXPORT netlink command, walks the NFSv4 client hash tables to revoke open...

CVE-2026-90036: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent client use-after-free during blocked-lock reaping A bare lock owner -- its only remaining reference a blocked lock on nn-blockedlockslru -- holds a raw pointer to its nfs4client but no reference keeping the client...

PT-2026-93677

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the NFSD component during blocked-lock reaping. A bare lock owner on nn-blocked locks lru holds a raw pointer to its nfs4 client without a reference to...

PT-2026-93679

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the nfsd4 revoke export states function. The function drops the nn-client lock during the execution of revoke one stid and the subsequent read of clp-cl...

Linux Distros Unpatched Vulnerability : CVE-2026-90039

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NFSD: Guard admin state-revocation walks with NFSDNETUP Writing to /proc/fs/nfsd/unlockfilesystem, or sending the NFSDCMDUNLOCKFILESYSTEM or NFSDCMDUNLOCKEXPORT...

Linux Distros Unpatched Vulnerability : CVE-2026-90036

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NFSD: Prevent client use-after-free during blocked-lock reaping A bare lock owner -- its only remaining reference a blocked lock on nn-blockedlockslru -- holds ...

Linux Distros Unpatched Vulnerability : CVE-2026-90037

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NFSD: Prevent client use-after-free during closelru reaping An nfs4openowner left on nn-closelru after its final CLOSE keeps its last closed stateid in...

PT-2026-93678

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the NFSD component. An nfs4 openowner remaining on nn-close lru after a final CLOSE operation retains a raw pointer to its nfs4 client. When the laundrom...

SUSE CVE-2026-89706

In the Linux kernel, the following vulnerability has been resolved: nfsd: Reset write verifier when async COPY writeback fails Async COPY captures nn-writeverf at request time and reports it to the client via CBOFFLOAD after the worker kthread completes. When the post-copy vfsfsyncrange or...

SUSE CVE-2026-89707

In the Linux kernel, the following vulnerability has been resolved: nfsd: release path refs on followdown error nfsdcrossmnt initializes a local struct path with mntget and dget before calling followdown. On a negative return the error arm jumps to out without releasing those references: err =...

SUSE CVE-2026-89668

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...

SUSE CVE-2026-89670

In the Linux kernel, the following vulnerability has been resolved: nfsd: hold rcu across localio cmpxchg retry nfsdfile objects are freed via callrcu filecache.c:296, and nfsdfileslab is created without SLABTYPESAFEBYRCU KMEMCACHEnfsdfile, 0 at filecache.c:789, so the slab page backing a freed...

SUSE CVE-2026-89672

In the Linux kernel, the following vulnerability has been resolved: nfsd: gate nfs2 setacl by argp-mask The NFSACL v2 SETACL path shares the decoder convention used by its v3 sibling: nfsaclsvcdecodesetaclargs fills in argp-aclaccess only when NFSACL is set in the request mask and argp-acldefault...

SUSE CVE-2026-89673

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix XDR padding calculation in ffencodegetdeviceinfo nfsd4ffencodegetdeviceinfo computes the daaddrbody reservation as 16 + netidlen + addrlen, but the subsequent xdrencodeopaque calls emit 8 + roundupnetidlen, 4 +...

SUSE CVE-2026-89675

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix UAF in async copy cancel and shutdown An async copy could be freed or used after free while a teardown caller OFFLOADCANCEL, nfsd4shutdowncopy, nfsd4cancelcopybysb raced the copy kthread: - findasynccopy bumped...

SUSE CVE-2026-89680

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix nfsdfile leak on inter-server COPY setup failure When nfsd4setupinterssc fails, nfsd4copy returns nfserroffloaddenied directly, bypassing the out: label where releasecopyfiles would drop the nfdst reference taken by...