CVE-2026-43185

A flaw was found in ksmbd within the Linux kernel. A remote attacker can exploit a signedness bug in the smbdirectpreparenegotiation function by sending a specially crafted preferredsendsize value during SMB direct negotiation. This manipulation leads to an incorrect size calculation, allowing a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: cifs: Fixed a UAF in cifsdemultiplexthread There is a UAF when performing xfstests on cifs: BUG: KASAN: Use-after-free in smb2isnetworknamedeleted+0x27/0x160 Reading a size 4 value at address ffff88810103fc08 by task cifsd/923...

OESA-2024-1499 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out of bounds in initsmb2rsphdr If client send smb2 negotiate request and then send smb1 negotiate request, initsmb2rsphdr is called for smb1 negotiat...

OESA-2024-1501 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out of bounds in initsmb2rsphdr If client send smb2 negotiate request and then send smb1 negotiate request, initsmb2rsphdr is called for smb1 negotiat...

DEBIAN-CVE-2023-52572

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix UAF in cifsdemultiplexthread There is a UAF when xfstests on cifs: BUG: KASAN: use-after-free in smb2isnetworknamedeleted+0x27/0x160 Read of size 4 at addr ffff88810103fc08 by task cifsd/923 CPU: 1 PID: 923 Comm: cifsd...

kernel: cifs: fix small mempool leak in SMB2_negotiate()

In the Linux kernel, the following vulnerability has been resolved: cifs: fix small mempool leak in SMB2negotiate In some cases of failure dialect mismatches in SMB2negotiate, after the request is sent, the checks would return -EIO when they should be rather setting rc = -EIO and jumping to negex...

SUSE SLES12 Security Update : samba (SUSE-SU-2020:2721-1)

"This update for samba fixes the following issues : ZeroLogon: An elevation of privilege was possible with some configurations when an attacker established a vulnerable Netlogon secure channel connection to a domain controller, using the Netlogon Remote Protocol MS-NRPC CVE-2020-1472, bsc1176579...