CVE-2025-39838 cifs: prevent NULL pointer dereference in UTF16 conversion

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent NULL pointer dereference in UTF16 conversion There can be a NULL pointer dereference bug here. NULL is passed to cifssfumakenode without checks, which passes it unchecked to cifsstrnduptoutf16, which in turn passes ...

PT-2025-38545

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw where a NULL pointer dereference can occur during UTF16 conversion within the CIFS implementation. Specifically, a NULL pointer can be passed to the cifs...

SUSE CVE-2023-53377

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent use-after-free by freeing the cfile later In smb2compoundop we have a possible use-after-free which can cause hard to debug problems later on. This was revealed during stress testing with KASAN enabled kernel. Fixin...

UBUNTU-CVE-2023-53377

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent use-after-free by freeing the cfile later In smb2compoundop we have a possible use-after-free which can cause hard to debug problems later on. This was revealed during stress testing with KASAN enabled kernel. Fixin...

SUSE CVE-2022-50351

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix xid leak in cifscreate If the cifs already shutdown, we should free the xid before return, otherwise, the xid will be leaked...

CVE-2022-50372

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix memory leak when build ntlmssp negotiate blob failed There is a memory leak when mount cifs: unreferenced object 0xffff888166059600 size 448: comm "mount.cifs", pid 51391, jiffies 4295596373 age 330.596s hex dump first ...

CVE-2022-50372 cifs: Fix memory leak when build ntlmssp negotiate blob failed

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix memory leak when build ntlmssp negotiate blob failed There is a memory leak when mount cifs: unreferenced object 0xffff888166059600 size 448: comm "mount.cifs", pid 51391, jiffies 4295596373 age 330.596s hex dump first ...

CVE-2022-50341 cifs: fix oops during encryption

In the Linux kernel, the following vulnerability has been resolved: cifs: fix oops during encryption When running xfstests against Azure the following oops occurred on an arm64 system Unable to handle kernel write to read-only memory at virtual address ffff0001221cf000 Mem abort info: ESR =...

Linux Distros Unpatched Vulnerability : CVE-2023-53246

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cifs: fix DFS traversal oops without CONFIGCIFSDFSUPCALL When compiled with CONFIGCIFSDFSUPCALL disabled, cifsdfsdautomount is NULL. cifs.ko logic for mapping...

SUSE CVE-2023-53246

In the Linux kernel, the following vulnerability has been resolved: cifs: fix DFS traversal oops without CONFIGCIFSDFSUPCALL When compiled with CONFIGCIFSDFSUPCALL disabled, cifsdfsdautomount is NULL. cifs.ko logic for mapping CIFSFATTRDFSREFERRAL attributes to SAUTOMOUNT and corresponding dentry...

CVE-2023-53230

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix warning in cifssmb3domount This fixes the following warning reported by kernel test robot fs/smb/client/cifsfs.c:982 cifssmb3domount warn: possible memory leak of 'cifssb'...

UBUNTU-CVE-2023-53230

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix warning in cifssmb3domount This fixes the following warning reported by kernel test robot fs/smb/client/cifsfs.c:982 cifssmb3domount warn: possible memory leak of 'cifssb'...

[SECURITY] Fedora 41 Update: wireshark-4.4.9-1.fc41

Wireshark allows you to examine protocol data stored in files or as it is captured from wired or wireless WiFi or Bluetooth networks, USB devices, and many other sources. It supports dozens of protocol capture file formats and understands more than a thousand protocols. It has many powerful...

cifs: fix potential memory leaks in session setup

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cifs: fix underflow in parse_server_interfaces()

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CVE-2025-38523

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix the smbdresponse slab to allow usercopy The handling of received data in the smbdirect client code involves using copytoiter to copy data from the smbdreponse struct's packet trailer to a folioq buffer provided by...

UBUNTU-CVE-2025-38523

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix the smbdresponse slab to allow usercopy The handling of received data in the smbdirect client code involves using copytoiter to copy data from the smbdreponse struct's packet trailer to a folioq buffer provided by...

CVE-2025-38523

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix the smbdresponse slab to allow usercopy The handling of received data in the smbdirect client code involves using copytoiter to copy data from the smbdreponse struct's packet trailer to a folioq buffer provided by...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the cifs smbdresponse slab not being allowed to be copied by the user, which could cause the kernel to crash...

Ubuntu 14.04 LTS / 16.04 LTS : cifs-utils vulnerabilities (USN-7688-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7688-1 advisory. Aurlien Aptel discovered that cifs-utils invoked a shell when requesting a password. In certain environments, a local attacker could possibly...