openssh: OpenSSH: `scp` file misplacement vulnerability during remote copy

A flaw was found in OpenSSH, a widely used tool for secure remote access. When a user attempts to copy files between two different remote systems using the scp command, the file might be incorrectly placed in a directory above the intended destination. This unintended file placement could lead to...

openssh: Double free in Red Hat Enterprise Linux versions of OpenSSH DH-GEX client path during FIPS known-group validation leads to client-side denial of service

A flaw was found in OpenSSH. A malicious SSH server can exploit a double free vulnerability in the Diffie-Hellman Group Exchange DH-GEX client path. This occurs during FIPS Federal Information Processing Standards mode known-group validation when the client processes attacker-controlled DH-GEX...

openssh: Local MITM of X11 forwarding via abstract UNIX socket pre-binding in Red Hat Enterprise Linux OpenSSH client versions

A flaw was found in OpenSSH. A local unprivileged attacker on a Linux client host can hijack client-side X11 forwarding connections. This is possible by pre-binding the preferred abstract X socket name when X11 forwarding is enabled and a local UNIX-domain X socket is used. A successful attack ca...

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...

RLSA-2019:3702 Moderate: openssh security, bug fix, and enhancement 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. The following packages have been upgraded to a later upstream version: openssh 8.0p1. BZ1691045 Security Fixe...

openssh security, bug fix, and enhancement 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...

Oracle Linux 10 : openssh (ELSA-2026-47757)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-47757 advisory. - CVE-2026-59996: Fix remote glob result of '..' causing files to be placed in unintended parent directories when scp performs remote-to-remote copy...

openssh security update

9.9p1-25.0.1 - Upstream references found with /usr/bin/ssh Orabug: 37824421 9.9p1-25 - CVE-2026-59996: Fix remote glob result of '..' causing files to be placed in unintended parent directories when scp performs remote-to-remote copy via the local host Resolves: RHEL-193170 - CVE-2026-60002: Fix...

AlmaLinux 10 : openssh (ALSA-2026:47757)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:47757 advisory. openssh: Local MITM of X11 forwarding via abstract UNIX socket pre-binding in AlmaLinux OpenSSH client versions CVE-2026-55655 openssh: Double free in...

RockyLinux 8 : openssh (RLSA-2019:3702)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2019:3702 advisory. openssh: scp client improper directory name validation CVE-2018-20685 openssh: Improper validation of object names allows malicious server to overwrite...

RockyLinux 9 : openssh (RLSA-2026:47756)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:47756 advisory. openssh: Local MITM of X11 forwarding via abstract UNIX socket pre-binding in Rocky Linux OpenSSH client versions CVE-2026-55655 openssh: Double free in...

RockyLinux 8 : openssh (RLSA-2026:47755)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:47755 advisory. openssh: Local MITM of X11 forwarding via abstract UNIX socket pre-binding in Rocky Linux OpenSSH client versions CVE-2026-55655 openssh: Double free in...

RHEL 9 : openssh (RHSA-2026:47756)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:47756 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files...

Important: Red Hat Security Advisory: openssh security update

An update for openssh is now available for Red Hat Enterprise Linux 9. 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 each vulnerability from t...

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...

openssh: Double free in Red Hat Enterprise Linux versions of OpenSSH DH-GEX client path during FIPS known-group validation leads to client-side denial of service

A flaw was found in OpenSSH. A malicious SSH server can exploit a double free vulnerability in the Diffie-Hellman Group Exchange DH-GEX client path. This occurs during FIPS Federal Information Processing Standards mode known-group validation when the client processes attacker-controlled DH-GEX...

Exploit for Allocation of Resources Without Limits or Throttling in Openbsd Openssh

CVE-2025-26466 OpenSSH SSH2MSGPING DoS PoC Disclaimer:...

CVE-2026-45695

A flaw was found in Kopia, a cross-platform backup tool. An unauthenticated remote attacker can exploit the HTTP server, when started without a password, by sending specially crafted requests to the /api/v1/repo/exists endpoint. This allows the attacker to forward malicious SFTP storage...

OPENSUSE-SU-2026:21477-1 Security update for openssh

This update for openssh fixes the following issues: - CVE-2026-59995: sftp: location of downloaded files not properly constrained when sftp server:/path . is used with an attacker-controlled server bsc1271044. - CVE-2026-59996: scp: file placed in the parent directory of an intended target...

ALSA-2026:47756 Important: 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: Local MITM of X11 forwarding via abstract UNIX socket pre-binding in AlmaLinux OpenS...