openssh: OpenSSH: Use-after-free vulnerability during host key re-exchange on the client side

A flaw was found in OpenSSH. A remote attacker could exploit a use-after-free vulnerability on the client side when a server changes its host key during a key re-exchange. This could lead to high impact on confidentiality and integrity, and low impact on availability...

Important: Red Hat Security Advisory: openssh security update

An update for openssh is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Multiple vulnerabilities in OpenSSH affect AIX

IBM SECURITY ADVISORY First Issued: Fri Sep 11 03:21:05 CDT 2026 The most recent version of this document is available here: https://aix.software.ibm.com/aix/efixes/security/opensshadvisory22.asc Security Bulletin: Multiple vulnerabilities in OpenSSH affect AIX...

RHEL 9 : openssh (RHSA-2026:66410)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:66410 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary...

Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS / Pro Realtime 22.04 LTS / Pro Realtime 24.04 LTS : OpenSSH vulnerabilities (USN-8721-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS / Pro Realtime 22.04 LTS / Pro Realtime 24.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8721-1 advisory. It was discovered that OpenSSH's ssh-agent incorrectly handled interactions...

Important: Red Hat Security Advisory: openssh security update

An update for openssh is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available fo...

openssh: OpenSSH: Use-after-free vulnerability during host key re-exchange on the client side

A flaw was found in OpenSSH. A remote attacker could exploit a use-after-free vulnerability on the client side when a server changes its host key during a key re-exchange. This could lead to high impact on confidentiality and integrity, and low impact on availability...

RHEL 10 : openssh (RHSA-2026:65900)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:65900 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary...

CVE-2026-69397

Use after free in OpenSSH for Windows allows an unauthorized attacker to execute code over a network...

Security Bulletin:Vulnerabilities exists in IBM Netezza Appliance

Summary Vulnerabilities identified in IBM Netezza Software have been addressed in recent security patch releases. Vulnerability Details CVEID:CVE-2026-55654 DESCRIPTION: A flaw was found in OpenSSH. This vulnerability, a heap out-of-bounds read, occurs during the cleanup of GSSAPI Generic Securit...

EUVD-2026-73693

Use after free in OpenSSH for Windows allows an unauthorized attacker to execute code over a network...

CVE-2026-69397

OpenSSH for Windows is affected by a use-after-free flaw that allows an unauthorized attacker to achieve remote code execution over a network. The vulnerability is rated CVSS 7.5 (High) with the vector AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H, indicating a network-based attack with high complexity tha...

Microsoft OpenSSH for Windows Remote Code Execution Vulnerability

Use after free in OpenSSH for Windows allows an unauthorized attacker to execute code over a network...

NewStart CGSL MAIN 7.02 : openssh Multiple Vulnerabilities (NS-SA-2026-0101)

The remote NewStart CGSL host, running version MAIN 7.02, has openssh packages installed that are affected by multiple vulnerabilities: - ssh in OpenSSH before 10.4 can have a use-after-free when a server changes its host key during a key re- exchange. This outcome occurs only on the client side...

PT-2026-87434

Use after free in OpenSSH for Windows allows an unauthorized attacker to execute code over a network...

CVE-2026-69397: Use After Free

Use after free in OpenSSH for Windows allows an unauthorized attacker to execute code over a network...

Security Bulletin: IBM Cloud Pak for Data System (CPDS 1.0) is affected by multiple vulnerabilities in various components

Summary IBM Cloud Pak for Data System 1.0 includes several open source and third-party components as part of its software stack. Multiple security vulnerabilities have been identified across various components including PLY, Apache HttpComponents, pyasn1, pip, and Eclipse Jetty. These...

Improper Check for Certificate Revocation

Overview Affected versions of this package are vulnerable to Improper Check for Certificate Revocation in the knownhosts parser, where HostKey.name2type lacks OpenSSH certificate-type entries such as [email protected] in its static table, so a @revoked line authored with a...

OESA-2026-3673 openssh security update

An open source implementation of SSH protocol version 2 Security Fixes: In ssh-agent in OpenSSH before 10.5, some operations can occur remotely but were intended to occur only locally, including operations that add tokens or use keys. This is caused by misinteraction between agent locking and the...

OESA-2026-3674 openssh security update

An open source implementation of SSH protocol version 2 Security Fixes: In ssh-agent in OpenSSH before 10.5, some operations can occur remotely but were intended to occur only locally, including operations that add tokens or use keys. This is caused by misinteraction between agent locking and the...