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...

Oracle Linux 9 : openssh (ELSA-2026-6462)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-6462 advisory. 8.7p1-48.0.1 - Upstream references found with /usr/bin/ssh Orabug: 37814929 - upstream: fix AuthorizedPrincipalsCommand when AuthorizedKeysCommand Orabug:...

SUSE CVE-2026-35385

In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if the download is performed as root with -O legacy scp protocol and without -p preserve mode...

RHSA-2026:6463 Red Hat Security Advisory: openssh security update

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CVE-2026-35414

OpenSSH before 10.3 mishandles the authorizedkeys principals option in uncommon scenarios involving a principals list in conjunction with a Certificate Authority that makes certain use of comma characters...

CVE-2026-35414

OpenSSH before 10.3 mishandles the authorizedkeys principals option in uncommon scenarios involving a principals list in conjunction with a Certificate Authority that makes certain use of comma characters...

ALPINE-CVE-2026-35385

In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if the download is performed as root with -O legacy scp protocol and without -p preserve mode...

UBUNTU-CVE-2026-35387

OpenSSH before 10.3 can use unintended ECDSA algorithms. Listing of any ECDSA algorithm in PubkeyAcceptedAlgorithms or HostbasedAcceptedAlgorithms is misinterpreted to mean all ECDSA algorithms...

CVE-2026-35388

OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions...

CVE-2026-35388

OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions...

CVE-2026-35388

OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions...

CVE-2026-35386

OpenSSH CVE-2026-35386 affects OpenSSH before 10.3. The vulnerability allows potential command execution via shell metacharacters in a username supplied on the command line, requiring an untrusted username and a non-default ssh_config with a % in use. Connected advisories (OpenSSH

CVE-2026-35386

In OpenSSH before 10.3, command execution can occur via shell metacharacters in a username within a command line. This requires a scenario where the username on the command line is untrusted, and also requires a non-default configurations of % in sshconfig...

Incorrect Behavior Order

Overview Affected versions of this package are vulnerable to Incorrect Behavior Order via injection of shell metacharacters into the username parameter. An attacker can execute arbitrary commands by supplying specially crafted input. This is only exploitable if the username is untrusted and the '...

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: OpenSSH GSSAPI: Information disclosure or denial of service due to uninitialized...

ALSA-2026:6462 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: OpenSSH GSSAPI: Information disclosure or denial of service due to uninitialized...

PT-2026-29858

Name of the Vulnerable Software and Affected Versions OpenSSH versions prior to 10.3 Description OpenSSH mishandles the authorized keys principals option in scenarios involving a principals list and a Certificate Authority CA that uses comma characters. A parsing error occurs where a comma in an...

CVE-2026-0964

A malicious SCP server can send unexpected paths that could make the client application override local files outside of working directory. This could be misused to create malicious executable or configuration files and make the user execute them under specific consequences. This is the same issue...

CLSA-2026-1774528369 openssh: Fix of 3 CVEs

CVE-2018-20685: fix a vulnerability scp client where a malicious server could bypass intended access restrictions and modify target directory permissions via crafted filenames - CVE-2019-6109: fix scp client where a malicious server could manipulate the client's progress display output due to...

[SECURITY] Fedora 44 Update: openssh-10.2p1-6.fc44

SSH Secure SHell is a program for logging into and executing commands on a remote machine. SSH is intended to replace rlogin and rsh, and to provide secure encrypted communications between two untrusted hosts over an insecure network. X11 connections and arbitrary TCP/IP ports can also be forward...