CVE-2026-64437

A flaw was found in the ksmbd component of the Linux kernel. This vulnerability allows an authenticated client using the Server Message Block SMB protocol to trigger a use-after-free error. By sending specific close and cancel requests, an attacker can cause the kernel to crash, leading to a deni...

Xerox WorkCentre 3550 Cleartext Storage of Sensitive Information (CVE-2022-45897)

On Xerox WorkCentre 3550 25.003.03.000 devices, an authenticated attacker can view the SMB server settings and can obtain the stored cleartext credentials associated with those settings. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

Linux Distros Unpatched Vulnerability : CVE-2026-64257

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: smb: client: reject overlapping data areas in SMB2 responses Commit 53b7c271f06b smb: client...

smb: client: fix change notify replay double-free

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smb: client: mask server-provided mode to 07777 in modefromsid

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SUSE CVE-2026-64379

In the Linux kernel, the following vulnerability has been resolved: smb: client: mask server-provided mode to 07777 in modefromsid When modefromsid is active, parsedacl applies the server-provided subauth2 value from the NFS mode SID to cfmode without masking to 07777. Apply the correct masking,...

SUSE CVE-2026-64383

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double-free in SMB2flush replay SMB2flush keeps its response buffer bookkeeping across replay attempts. If a replayable flush response is received and the retry then fails before cifssendrecv stores a replacement...

SUSE CVE-2026-64384

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix change notify replay double-free A response-bearing attempt can return a replayable error and free its response buffer. If SMB2notifyinit fails before the next send, cleanup retains the previous buffer type and...

SUSE CVE-2026-64385

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double-free in SMB2ioctl replay A response-bearing attempt can return a replayable error and free its response buffer. If SMB2ioctlinit fails before the next send, cleanup retains the previous buffer type and fre...

SUSE CVE-2026-64386

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix queryinfo replay double-free A response-bearing attempt can return a replayable error and free its response buffer. If SMB2queryinfoinit fails before the next send, cleanup retains the previous buffer type and...

SUSE CVE-2026-64398

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add a permission check for FSCTLSETZERODATA FSCTLSETZERODATA in smb2ioctl destroys file data via ksmbdvfszerodata - vfsfallocatePUNCHHOLE/ZERORANGE after checking only the share-level KSMBDTREECONNFLAGWRITABLE, with no...

SUSE CVE-2026-64401

In the Linux kernel, the following vulnerability has been resolved: smb: client: resolve SWN tcon from live registrations cifsswnnotify looks up a witness registration by id under cifsswnregidrmutex, drops the mutex, and then uses the registration's cached tcon pointer. That pointer is not a...

SUSE CVE-2026-64402

In the Linux kernel, the following vulnerability has been resolved: coresight: ultrasoc-smb: Fix OOB write in smbsyncperfbuffer When the SMB sink is used as a perf AUX sink, smbupdatebuffer calls smbsyncperfbuffer to copy hardware trace data into the perf AUX ring buffer pages. It derives pgidx =...

SUSE CVE-2026-64448

In the Linux kernel, the following vulnerability has been resolved: smb: client: restrict implied bcc0 exemption to responses without data area smb2checkmessage has a long-standing quirk that accepts a response whose calculated length is one byte larger than the bytes actually received "server ca...

CVE-2026-64448

In the Linux kernel, the following vulnerability has been resolved: smb: client: restrict implied bcc0 exemption to responses without data area smb2checkmessage has a long-standing quirk that accepts a response whose calculated length is one byte larger than the bytes actually received "server ca...

CVE-2026-64401

In the Linux kernel, the following vulnerability has been resolved: smb: client: resolve SWN tcon from live registrations cifsswnnotify looks up a witness registration by id under cifsswnregidrmutex, drops the mutex, and then uses the registration's cached tcon pointer. That pointer is not a...

AZL-93753 CVE-2026-64388 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix chown/chgrp with SMB3 POSIX Extensions Ownership chown and group chgrp modifications were being ignored when mounting with SMB3 POSIX Extensions unless CIFSMOUNTCIFSACL or CIFSMOUNTMODEFROMSID were also explicitly...

CVE-2026-64388

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix chown/chgrp with SMB3 POSIX Extensions Ownership chown and group chgrp modifications were being ignored when mounting with SMB3 POSIX Extensions unless CIFSMOUNTCIFSACL or CIFSMOUNTMODEFROMSID were also explicitly...

CVE-2026-64386

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix queryinfo replay double-free A response-bearing attempt can return a replayable error and free its response buffer. If SMB2queryinfoinit fails before the next send, cleanup retains the previous buffer type and...

CVE-2026-64380

In the Linux kernel, the following vulnerability has been resolved: smb: client: harden POSIX SID length parsing posixinfosidsize reads sid1 to obtain the subauthority count, but its existing boundary check still accepts buffers with only one remaining byte. Require two bytes before reading sid1 ...