CVE-2025-26466

A flaw was found in the OpenSSH package. For each ping packet the SSH server receives, a pong packet is allocated in a memory buffer and stored in a queue of packages. It is only freed when the server/client key exchange has finished. A malicious client may keep sending such packages, leading to ...

Security Bulletin: IBM B2B Sterling Integrator is affected by Apache MINA SSHD vulnerability to information disclosure (CVE-2023-35887)

Summary IBM B2B Sterling Integrator is affected by Apache MINA SSHD vulnerability to information disclosure. Vulnerability Details CVEID:CVE-2023-35887 DESCRIPTION: Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Software Foundation Apache MINA. In SFTP servers...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2024-2604)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2024-2774)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS 2.0 SP12 : openssh (EulerOS-SA-2024-2511)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A race condition vulnerability was discovered in how signals are handled by OpenSSH's server sshd. If a remote attacker does not authenticate...

EulerOS 2.0 SP12 : openssh (EulerOS-SA-2024-2536)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A race condition vulnerability was discovered in how signals are handled by OpenSSH's server sshd. If a remote attacker does not authenticate...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2024-2455)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS 2.0 SP12 : openssh (EulerOS-SA-2024-2455)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A signal handler race condition was found in OpenSSH's server sshd, where a client does not authenticate within LoginGraceTime seconds 120 by...

EulerOS 2.0 SP12 : openssh (EulerOS-SA-2024-2454)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A signal handler race condition was found in OpenSSH's server sshd, where a client does not authenticate within LoginGraceTime seconds 120 by...

kernel: net/sched: Fix UAF when resolving a clash

A use-after-free vulnerability was found in the net/sshd tcfctflowtableprocessconn of the Linux kernel. This flaw allows an attacker with a crafted payload to induce a system crash, resulting in a loss of system availability...

The vulnerability of the signal handler in the sshd(8) program of the FreeBSD operating system allows a hacker to execute arbitrary code in the root context.

The vulnerability of the signal handler in the sshd8 program of the FreeBSD operating system is related to the reutilization of previously freed memory due to concurrent access to resources. Exploiting this vulnerability allows a remote attacker to execute arbitrary code in the root context...

NewStart CGSL CORE 5.04 / MAIN 5.04 : openssh Vulnerability (NS-SA-2024-1001)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has openssh packages installed that are affected by a vulnerability: - openssh: A security regression CVE-2006-5051 was discovered in OpenSSH's server sshd. There is a race condition which can lead sshd to handle some signals i...

NewStart CGSL MAIN 6.02 : openssh Vulnerability (NS-SA-2024-1003)

The remote NewStart CGSL host, running version MAIN 6.02, has openssh packages installed that are affected by a vulnerability: - openssh: A security regression CVE-2006-5051 was discovered in OpenSSH's server sshd. There is a race condition which can lead sshd to handle some signals in an unsafe...

NewStart CGSL CORE 5.05 / MAIN 5.05 : openssh Vulnerability (NS-SA-2024-1002)

The remote NewStart CGSL host, running version CORE 5.05 / MAIN 5.05, has openssh packages installed that are affected by a vulnerability: - openssh: A security regression CVE-2006-5051 was discovered in OpenSSH's server sshd. There is a race condition which can lead sshd to handle some signals i...

K000140975: OpenSSH vulnerability CVE-2024-6409

Security Advisory Description A race condition vulnerability was discovered in how signals are handled by OpenSSH's server sshd. If a remote attacker does not authenticate within a set time period, then sshd's SIGALRM handler is called asynchronously. However, this signal handler calls various...

Sysax Multi-Server 6.10 SSHD Key Exchange Denial of Service

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Sysax Multi-Server 6.10 SSHD Key Exchange Denial of Service', 'Description' = %q This module sends a specially-crafted SSH Key Exchange causing t...

EulerOS Virtualization 2.11.0 : openssh (EulerOS-SA-2024-2184)

According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A signal handler race condition was found in OpenSSH's server sshd, where a client does not authenticate within LoginGraceTime...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2024-2184)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2024-2159)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE CVE-2024-7589

A signal handler in sshd8 may call a logging function that is not async-signal-safe. The signal handler is invoked when a client does not authenticate within the LoginGraceTime seconds 120 by default. This signal handler executes in the context of the sshd8's privileged code, which is not sandbox...