Linux SMB Server Buffer Overflow DoS

The vulnerability of the smb2sesssetup function in the fs/smb/server/smb2pdu.c module of the SMB server implementation in Linux operating systems is related to errors during link counters updates. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-52911

In the Linux kernel, the following vulnerability has been resolved: ksmbd: scope conn-binding slowpath to bound sessions only When the binding SESSIONSETUP sets conn-binding = true, the flag stays set after the call so that the global session lookup in ksmbdsessionlookupall can find the session,...

CVE-2026-52911

In the Linux kernel, the following vulnerability has been resolved: ksmbd: scope conn-binding slowpath to bound sessions only When the binding SESSIONSETUP sets conn-binding = true, the flag stays set after the call so that the global session lookup in ksmbdsessionlookupall can find the session,...

CVE-2026-52911 ksmbd: scope conn->binding slowpath to bound sessions only

In the Linux kernel, the following vulnerability has been resolved: ksmbd: scope conn-binding slowpath to bound sessions only When the binding SESSIONSETUP sets conn-binding = true, the flag stays set after the call so that the global session lookup in ksmbdsessionlookupall can find the session,...

PT-2026-51201

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the ksmbd module, a flaw exists where the conn-binding flag remains set after a SESSION SETUP call. Because this flag is connection-wide, the global session lookup function ksmbd...

Linux Distros Unpatched Vulnerability : CVE-2026-52911

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: scope conn-binding slowpath to bound sessions only When the binding SESSIONSETUP sets conn-binding = true, the flag stays set after the call so that the...

CVE-2026-45542

ESF-IDF is the Espressif Internet of Things IOT Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.4, and 6.0, a heap buffer overflow exists in the Security Scheme 2 SRP6a session-setup path of the protocomm component. The first-phase handler handlesessioncommand0 in...

EUVD-2026-35918

ESF-IDF is the Espressif Internet of Things IOT Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.4, and 6.0, a heap buffer overflow exists in the Security Scheme 2 SRP6a session-setup path of the protocomm component. The first-phase handler handlesessioncommand0 in...

CVE-2026-45542 ESF-IDF: Heap buffer overflow in protocomm Security2 over Bluetooth

ESF-IDF is the Espressif Internet of Things IOT Development Framework. In versions 5.2.6, 5.3.5, 5.4.4, 5.5.4, and 6.0, a heap buffer overflow exists in the Security Scheme 2 SRP6a session-setup path of the protocomm component. The first-phase handler handlesessioncommand0 in...

CVE-2026-45542

ESF-IDF (Espressif IoT Development Framework) versions 5.2.6, 5.3.5, 5.4.4, 5.5.4, and 6.0 suffer a heap buffer overflow in protocomm Security Scheme 2 (SRP6a) during session setup. The handle_session_command0() path copies a client-provided SRP6a username field into a smaller destination buffer,...

EUVD-2026-32563

Ella Core is a 5G core designed for private networks. Prior to 1.10.0, a radio with a valid NG Setup can send a forged PDUSessionResourceSetupResponse carrying any UE's AMF-UE-NGAP-ID. Ella Core does not verify the message arrived on the SCTP association bound to that UE's logical NG-connection,...

CVE-2026-44473

CVE-2026-44473 affects Ella Core (5G core for private networks). Before v1.10.0, a radio with a valid NG Setup could send a forged PDUSessionResourceSetupResponse containing another UE’s AMF-UE-NGAP-ID. Ella Core does not verify the message arrived on the SCTP association bound to that UE’s NG-co...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: A memory leak occurs when the build ntlmssp negotiate blob operation fails. There is a memory leak when mounting CIFS shares: - Unreferenced object: 0xffff888166059600 size 448 Command: “mount.cifs”, PID: 51391, Jiffies:...

CVE-2026-31409

In the Linux kernel, the following vulnerability has been resolved: ksmbd: unset conn-binding on failed binding request When a multichannel SMB2SESSIONSETUP request with SMB2SESSIONREQFLAGBINDING fails ksmbd sets conn-binding = true but never clears it on the error path. This leaves the connectio...

UBUNTU-CVE-2026-31409

In the Linux kernel, the following vulnerability has been resolved: ksmbd: unset conn-binding on failed binding request When a multichannel SMB2SESSIONSETUP request with SMB2SESSIONREQFLAGBINDING fails ksmbd sets conn-binding = true but never clears it on the error path. This leaves the connectio...

CVE-2026-31409

In the Linux kernel, the following vulnerability has been resolved: ksmbd: unset conn-binding on failed binding request When a multichannel SMB2SESSIONSETUP request with SMB2SESSIONREQFLAGBINDING fails ksmbd sets conn-binding = true but never clears it on the error path. This leaves the connectio...

ROS-20260403-73-0002

A vulnerability in the smb2sesssetup function of the fs/smb/server/smb2pdu.c module of the ksmbd component of the Linux operating system kernel is related to the ability to use memory after it has been freed. Exploitation of the vulnerability could allow an attacker acting remotely to cause a...

CVE-2022-4986

Hirschmann EagleSDV version 05.4.01 prior to 05.4.02 contains a denial-of-service vulnerability that causes the device to crash during session establishment when using TLS 1.0 or TLS 1.1. Attackers can trigger a crash by initiating TLS connections with these protocol versions to disrupt service...

CVE-2026-27828

EVerest is an EV charging software stack. Prior to version 2026.02.0, ISO15118chargerImpl::handlesessionsetup uses v2gctx after it has been freed when ISO15118 initialization fails e.g., no IPv6 link-local address. The EVSE process can be crashed remotely by an attacker with MQTT access who issue...

CVE-2026-27828

EVerest is an EV charging software stack. Prior to version 2026.02.0, ISO15118chargerImpl::handlesessionsetup uses v2gctx after it has been freed when ISO15118 initialization fails e.g., no IPv6 link-local address. The EVSE process can be crashed remotely by an attacker with MQTT access who issue...