openssh security update

An update is available for openssh. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list OpenSSH is an SSH protocol implementation supported by a number of Linux, UNI...

RLSA-2025:16823 Moderate: openssh security update

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server. Security Fixes: openssh: Machine-in-the-middle attack if VerifyHostKeyDNS is enabled CVE-2025-26465 For more...

OpenSSH server (sshd) 9.1 introduced a double-free vulnerability during options.kex_algorithms handling. This is fixed in OpenSSH 9.2. The double free can be leveraged, by an unauthenticated remote attacker in the default configuration, to jump to any location in the sshd address space. One third-party report states "remote code execution is theoretically possible."

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AlmaLinux 8 : openssh (ALSA-2025:16823)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2025:16823 advisory. openssh: Machine-in-the-middle attack if VerifyHostKeyDNS is enabled CVE-2025-26465 Tenable has extracted the preceding description block directly from the...

NewStart CGSL MAIN 6.06 : openssh Multiple Vulnerabilities (NS-SA-2025-0210)

The remote NewStart CGSL host, running version MAIN 6.06, has openssh packages installed that are affected by multiple vulnerabilities: - The client in OpenSSH before 7.2 mishandles failed cookie generation for untrusted X11 forwarding and relies on the local X11 server for access-control...

RHSA-2025:16823 Red Hat Security Advisory: openssh security update

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Moderate: Red Hat Security Advisory: openssh security update

An update for openssh is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

openssh: Machine-in-the-middle attack if VerifyHostKeyDNS is enabled

A vulnerability was found in OpenSSH when the VerifyHostKeyDNS option is enabled. A machine-in-the-middle attack can be performed by a malicious machine impersonating a legit server. This issue occurs due to how OpenSSH mishandles error codes in specific conditions when verifying the host key. Fo...

RHEL 8 : openssh (RHSA-2025:16823)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:16823 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary...

openssh security update

8.0p1-26.0.1 - Update upstream references Orabug: 36587718 8.0p1-26 - Fix missing invalid error code checks in OpenSSH. It prevents a MITM attack when VerifyHostKeyDNS is on CVE-2025-26465 Resolves: RHEL-109228...

Oracle Linux 8 : openssh (ELSA-2025-16823)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2025-16823 advisory. 8.0p1-26.0.1 - Update upstream references Orabug: 36587718 8.0p1-26 - Fix missing invalid error code checks in OpenSSH. It prevents a MITM attack when...

ALSA-2025:16823 Moderate: openssh security update

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server. Security Fixes: openssh: Machine-in-the-middle attack if VerifyHostKeyDNS is enabled CVE-2025-26465 For more...

Moderate: openssh security update

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server. Security Fixes: openssh: Machine-in-the-middle attack if VerifyHostKeyDNS is enabled CVE-2025-26465 For more...

ProFTPD < 1.3.8b OpenSSH Terrapin Attack

ProFTPD is prone to the SSH SPDX-FileCopyrightText: 2025 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 CPE = "cpe:/a:proftpd:proftpd"; ifdescription...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2025-2179)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2025 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-2025-2178)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2025 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 Virtualization 2.13.0 : openssh (EulerOS-SA-2025-2179)

According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : In sshd in OpenSSH before 10.0, the DisableForwarding directive does not adhere to the documentation stating that it disables X11...

EulerOS Virtualization 2.13.1 : openssh (EulerOS-SA-2025-2178)

According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : In sshd in OpenSSH before 10.0, the DisableForwarding directive does not adhere to the documentation stating that it disables X11...

Exploit for Race Condition in Openbsd Openssh

NO REGRESSH - Enhanced CVE-2024-6387 Framework A complete Pyt...

sshd in OpenSSH before 7.3, when SHA256 or SHA512 are used for user password hashing, uses BLOWFISH hashing on a static password when the username does not exist, which allows remote attackers to enumerate users by leveraging the timing difference between responses when a large password is provided.

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