Linux Distros Unpatched Vulnerability : CVE-2026-90149

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client ha...

DEBIAN-CVE-2026-90149

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client has a session. Unlike NFSv4.1+, an NFSv4.0 client has no session...

AZL-102438 CVE-2026-90149 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client has a session. Unlike NFSv4.1+, an NFSv4.0 client has no session...

CVE-2026-90149

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client has a session. Unlike NFSv4.1+, an NFSv4.0 client has no session...

CVE-2026-90149

CVE-2026-90149 is a NULL pointer dereference in the Linux kernel's NFSv4/flexfiles subsystem. When a flexfiles mount uses an NFSv4.0 data server , two code paths incorrectly assume a session exists: nfs4_init_ds_session() dereferences clp->cl_session->session_state, and ff_layout_async_hand...

CVE-2026-90149 NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client has a session. Unlike NFSv4.1+, an NFSv4.0 client has no session...

CVE-2026-90149 NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client has a session. Unlike NFSv4.1+, an NFSv4.0 client has no session...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-073364)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-073364 advisory. In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: reject zero filehandle version count fflayoutalloclseg decodes the...

kernel: NFSv4/flexfiles: reject zero filehandle version count

A flaw was found in the Linux kernel's NFSv4 Network File System version 4 flexfiles component. This vulnerability occurs when the fflayoutalloclseg function processes a malformed flexfiles layout that specifies a zero filehandle version count. An attacker could exploit this by providing a...

kernel: NFSv4/flexfiles: reject zero filehandle version count

A flaw was found in the Linux kernel's NFSv4 Network File System version 4 flexfiles component. This vulnerability occurs when the fflayoutalloclseg function processes a malformed flexfiles layout that specifies a zero filehandle version count. An attacker could exploit this by providing a...

kernel: NFSv4/flexfiles: reject zero filehandle version count

A flaw was found in the Linux kernel's NFSv4 Network File System version 4 flexfiles component. This vulnerability occurs when the fflayoutalloclseg function processes a malformed flexfiles layout that specifies a zero filehandle version count. An attacker could exploit this by providing a...

kernel: NFSv4/flexfiles: reject zero filehandle version count

A flaw was found in the Linux kernel's NFSv4 Network File System version 4 flexfiles component. This vulnerability occurs when the fflayoutalloclseg function processes a malformed flexfiles layout that specifies a zero filehandle version count. An attacker could exploit this by providing a...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098913)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098913 advisory. In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: reject zero filehandle version count fflayoutalloclseg decodes the...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: reject zero filehandle version count CVE-2026-53392 In the Linux kernel, the following vulnerability has been resolved: nfsd: reset write verifier on deferred writeback errors CVE-2026-53393 In th...

AZL-92540 CVE-2026-53392 affecting package kernel for versions less than 6.6.145.2-1

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: reject zero filehandle version count fflayoutalloclseg decodes the filehandle-version array count from the flexfiles layout body. The value is used as the count for kzallocobjs, and the current code only rejects...

CVE-2026-53392: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: reject zero filehandle version count fflayoutalloclseg decodes the filehandle-version array count from the flexfiles layout body. The value is used as the count for kzallocobjs, and the current code only rejects...