PT-2026-98505

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the SMB client where the CIFSSMBRead function processes READ RSP responses from a server without verifying that the full response was received. Specifically, the...

Linux Distros Unpatched Vulnerability : CVE-2026-97564

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - smb: client: reject userspace cifs.idmap descriptions cifs.idmap key descriptions carry authority-bearing fields owner and group SIDs and uid/gid values in...

Linux Distros Unpatched Vulnerability : CVE-2026-97562

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - smb: client: pin DFS superblock in iterator callback tconsupercb stores a raw superblock pointer, but cifsgetsuper takes its active reference only after...

ROS-20260925-73-0017

The vulnerability of the smb2reconnectserver function in the fs/smb/client/smb2pdu.c module, which is part of the SMB client support in Linux kernel, relates to the repeated use of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

SUSE CVE-2026-93210

In the Linux kernel, the following vulnerability has been resolved: smb: client: harden DFS cache against invalid target hints Currently, gettgtname returns ERRPTR-ENOENT when ce-tgthint is NULL, and dfscachenorequpdatetgthint assumes ce-tgthint is always valid. In preparation for clearing...

SUSE CVE-2026-93794

In the Linux kernel, the following vulnerability has been resolved: smb/client: flush dirty data before punching a hole Punching a hole after a large buffered write may leave the range reported as data. Reproduce it with: xfsio -f \ -c "pwrite -b 3m -S 0x61 0 3m" \ -c "fpunch 1m 1m" \ -c "seek -h...

SUSE CVE-2026-93801

In the Linux kernel, the following vulnerability has been resolved: smb/client: zero-initialize stack-allocated cifsopeninfodata Stack-allocated cifsopeninfodata may contain random data. This can make some fields have wrong value if they are not set later...

DEBIAN-CVE-2026-93801

In the Linux kernel, the following vulnerability has been resolved: smb/client: zero-initialize stack-allocated cifsopeninfodata Stack-allocated cifsopeninfodata may contain random data. This can make some fields have wrong value if they are not set later...

AZL-103775 CVE-2026-93801 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: smb/client: zero-initialize stack-allocated cifsopeninfodata Stack-allocated cifsopeninfodata may contain random data. This can make some fields have wrong value if they are not set later...

CVE-2026-93801

In the Linux kernel, the following vulnerability has been resolved: smb/client: zero-initialize stack-allocated cifsopeninfodata Stack-allocated cifsopeninfodata may contain random data. This can make some fields have wrong value if they are not set later...

DEBIAN-CVE-2026-93794

In the Linux kernel, the following vulnerability has been resolved: smb/client: flush dirty data before punching a hole Punching a hole after a large buffered write may leave the range reported as data. Reproduce it with: xfsio -f \ -c "pwrite -b 3m -S 0x61 0 3m" \ -c "fpunch 1m 1m" \ -c "seek -h...

AZL-103667 CVE-2026-93794 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: smb/client: flush dirty data before punching a hole Punching a hole after a large buffered write may leave the range reported as data. Reproduce it with: xfsio -f \ -c "pwrite -b 3m -S 0x61 0 3m" \ -c "fpunch 1m 1m" \ -c "seek -h...

CVE-2026-93794

In the Linux kernel, the following vulnerability has been resolved: smb/client: flush dirty data before punching a hole Punching a hole after a large buffered write may leave the range reported as data. Reproduce it with: xfsio -f \ -c "pwrite -b 3m -S 0x61 0 3m" \ -c "fpunch 1m 1m" \ -c "seek -h...

UBUNTU-CVE-2026-93801

In the Linux kernel, the following vulnerability has been resolved: smb/client: zero-initialize stack-allocated cifsopeninfodata Stack-allocated cifsopeninfodata may contain random data. This can make some fields have wrong value if they are not set later...

UBUNTU-CVE-2026-93794

In the Linux kernel, the following vulnerability has been resolved: smb/client: flush dirty data before punching a hole Punching a hole after a large buffered write may leave the range reported as data. Reproduce it with: xfsio -f \ -c "pwrite -b 3m -S 0x61 0 3m" \ -c "fpunch 1m 1m" \ -c "seek -h...

DEBIAN-CVE-2026-93210

In the Linux kernel, the following vulnerability has been resolved: smb: client: harden DFS cache against invalid target hints Currently, gettgtname returns ERRPTR-ENOENT when ce-tgthint is NULL, and dfscachenorequpdatetgthint assumes ce-tgthint is always valid. In preparation for clearing...

CVE-2026-93210

In the Linux kernel, the following vulnerability has been resolved: smb: client: harden DFS cache against invalid target hints Currently, gettgtname returns ERRPTR-ENOENT when ce-tgthint is NULL, and dfscachenorequpdatetgthint assumes ce-tgthint is always valid. In preparation for clearing...

CVE-2026-93829

The Linux kernel contains a vulnerability in the smb: client component related to races in cifsd thread creation . Specifically, the cifsd demultiplex thread can access tcp_ses before the parent thread finishes populating it, as it is accessed locklessly. Additionally, the kthread_run macro may s...

CVE-2026-93829 smb: client: fix races in cifsd thread creation

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix races in cifsd thread creation The cifsd demultiplex thread can run and access tcpses before the parent thread has finished populating tcpses, which the worker thread accesses locklessly. Also, the kthreadrun mac...

CVE-2026-93829 smb: client: fix races in cifsd thread creation

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix races in cifsd thread creation The cifsd demultiplex thread can run and access tcpses before the parent thread has finished populating tcpses, which the worker thread accesses locklessly. Also, the kthreadrun mac...