CVE-2026-45972

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF and double free in smb2openfile Zero out @erriov and @errbuftype before retrying SMB2open to prevent an UAF bug if @data != NULL, otherwise a double free...

CVE-2026-45972 smb: client: fix potential UAF and double free in smb2_open_file()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF and double free in smb2openfile Zero out @erriov and @errbuftype before retrying SMB2open to prevent an UAF bug if @data != NULL, otherwise a double free...

CVE-2026-23205 smb/client: fix memory leak in smb2_open_file()

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix memory leak in smb2openfile Reproducer: 1. server: directories are exported read-only 2. client: mount -t cifs //$serverip/export /mnt 3. client: dd if=/dev/zero of=/mnt/file bs=512 count=1000 oflag=direct 4...

Linux Distros Unpatched Vulnerability : CVE-2026-23205

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - smb/client: fix memory leak in smb2openfile Reproducer: 1. server: directories are exported read-only 2. client: mount -t cifs //$serverip/export /mnt 3. client...

kernel: smb/client: fix memory leak in smb2_open_file()

A memory leak flaw was found in the Linux kernel's CIFS/SMB client. In the smb2openfile function, request buffers are not properly freed when performing direct I/O writes to a read-only SMB share. This causes slab cache objects to remain allocated, which can prevent the cifs module from unloading...