NFSundown

Overview Proof-of-Concept exploit for NFSundown CVE-2025-38089. It can remotely trigger a kernel crash in an NFS server. Details A remote attacker can trigger a kernel null pointer dereference and crash the kernel by sending a specially crafted RPC request. This occurs due to improper handling of...

CVE-2026-93207

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

DEBIAN-CVE-2026-93207

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

CVE-2026-93207

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

CVE-2026-93207 SUNRPC: Zero rpc_gss_wire_cred at svcauth_gss_decode_credbody() entry

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

EUVD-2026-85936

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

CVE-2026-93207

The Linux kernel is affected by a SUNRPC vulnerability where the svcauth_gss_decode_credbody() function fails to properly clear the rpc_gss_wire_cred field before decoding. Because this storage is reused across requests, early decode failures leave partially decoded states mixed with residues fro...

CVE-2026-93207

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

CVE-2026-13087

A heap out-of-bounds write vulnerability exists in the Linux kernel 's RPC-over-RDMA server reply path, specifically within net/sunrpc/xprtrdma/svc_rdma_sendto.c. The flaw occurs when a crafted RPC-over-RDMA client submits a large NFS READ request featuring an empty Write list and no Reply chunk....

Unity Linux 20.1070e Security Update: glibc (UTSA-2022-002148)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2022-002148 advisory. The deprecated compatibility function clntcreate in the sunrpc module of the GNU C Library aka glibc through 2.34 copies its hostname argument on the stack without...

Unity Linux 20.1070e Security Update: glibc (UTSA-2022-002147)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2022-002147 advisory. The deprecated compatibility function svcunixcreate in the sunrpc module of the GNU C Library aka glibc through 2.34 copies its path argument on the stack without...

Linux Distros Unpatched Vulnerability : CVE-2026-90235

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sunrpc: xprtsock: annotate shared socket callbacks with READONCE/WRITEONCE xprtsock replaces and restores sk-skdataready and sk-skwritespace on live sockets wit...

CVE-2026-90235

In the Linux kernel, the following vulnerability has been resolved: sunrpc: xprtsock: annotate shared socket callbacks with READONCE/WRITEONCE xprtsock replaces and restores sk-skdataready and sk-skwritespace on live sockets with plain stores, and xsudpdosetbuffersize invokes sk-skwritespace via ...

CVE-2026-90235: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: sunrpc: xprtsock: annotate shared socket callbacks with READONCE/WRITEONCE xprtsock replaces and restores sk-skdataready and sk-skwritespace on live sockets with plain stores, and xsudpdosetbuffersize invokes sk-skwritespace via ...

CVE-2026-89539

A flaw was found in the SUNRPC subsystem of the Linux kernel. The gssxdecoptionarray function, responsible for decoding options, does not correctly handle replies containing duplicate CREDSVALUE entries. This oversight causes the system to allocate memory for credentials multiple times without...

DEBIAN-CVE-2026-89784

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: check rpcsockaddr2uaddr return value in rpcbregisterinet4/6 rpcbregisterinet4 and rpcbregisterinet6 store the result of rpcsockaddr2uaddr into map-raddr without checking it for NULL. rpcsockaddr2uaddr returns NULL when it...

AZL-101508 CVE-2026-89784 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: check rpcsockaddr2uaddr return value in rpcbregisterinet4/6 rpcbregisterinet4 and rpcbregisterinet6 store the result of rpcsockaddr2uaddr into map-raddr without checking it for NULL. rpcsockaddr2uaddr returns NULL when it...

CVE-2026-89784

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: check rpcsockaddr2uaddr return value in rpcbregisterinet4/6 rpcbregisterinet4 and rpcbregisterinet6 store the result of rpcsockaddr2uaddr into map-raddr without checking it for NULL. rpcsockaddr2uaddr returns NULL when it...

UBUNTU-CVE-2026-89784

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: check rpcsockaddr2uaddr return value in rpcbregisterinet4/6 rpcbregisterinet4 and rpcbregisterinet6 store the result of rpcsockaddr2uaddr into map-raddr without checking it for NULL. rpcsockaddr2uaddr returns NULL when it...

CVE-2026-89784

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: check rpcsockaddr2uaddr return value in rpcbregisterinet4/6 rpcbregisterinet4 and rpcbregisterinet6 store the result of rpcsockaddr2uaddr into map-raddr without checking it for NULL. rpcsockaddr2uaddr returns NULL when it...