kernel: cifs: Fix oops due to uninitialised variable

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uninitialised variable Fix smb3inittransformrq to initialise buffer to NULL before calling netfsallocfolioqbuffer as netfs assumes it can append to the buffer it is given. Setting it to NULL means it should...

AZL-73845 CVE-2025-38728 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: smb3: fix for slab out of bounds on mount to ksmbd With KASAN enabled, it is possible to get a slab out of bounds during mount to ksmbd due to missing check in parseserverinterfaces see below: BUG: KASAN: slab-out-of-bounds in...

CVE-2023-53052

In the Linux kernel, the following vulnerability has been resolved: cifs: fix use-after-free bug in refreshcacheworker The UAF bug occurred because we were putting DFS root sessions in cifsumount while DFS cache refresher was being executed. Make DFS root sessions have same lifetime as DFS tcons ...

kernel: use-after-free in smb2_is_status_io_timeout()

A use-after-free flaw was found in smb2isstatusiotimeout in CIFS in the Linux Kernel. After CIFS transfers response data to a system call, there are still local variable points to the memory region, and if the system call frees it faster than CIFS uses it, CIFS will access a free memory region,...

AZL-31851 CVE-2023-1193 affecting package kernel for versions less than 5.15.143.1-1

A use-after-free flaw was found in setupasyncwork in the KSMBD implementation of the in-kernel samba server and CIFS in the Linux kernel. This issue could allow an attacker to crash the system by accessing freed work...

CVE-2023-5345

A flaw was found in the SMB client component in the Linux kernel. In case of an error in smb3fscontextparseparam, ctx-password was freed, but the field was not set to NULL, potentially leading to a use-after-free vulnerability. This flaw allows a local user to crash or potentially escalate their...

CVE-2020-26088

A missing capabilities check when creating NFC raw sockets could be used by local attackers to create raw sockets, bypassing security mechanisms allowing them to create or listen to NFC communication frames. Mitigation As the nfc module will be auto-loaded when required, its use can be disabled b...