OpenSSH: OpenSSH: Information disclosure due to unintended cryptographic algorithm usage

A flaw was found in OpenSSH. This vulnerability allows the system to use unintended Elliptic Curve Digital Signature Algorithm ECDSA algorithms. This occurs because the configuration for accepted public key algorithms is misinterpreted, leading to the use of weaker cryptographic methods than...

OpenSSH: OpenSSH: Arbitrary command execution via shell metacharacters in username

A flaw was found in OpenSSH. This vulnerability allows a remote attacker to achieve arbitrary command execution by injecting shell metacharacters into a username provided on the command line. Exploitation requires an untrusted username and a non-default configuration of the '%' character in...

RHSA-2026:15893 Red Hat Security Advisory: openssh security update

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RHSA-2026:15891 Red Hat Security Advisory: openssh security update

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Important: Red Hat Security Advisory: openssh security update

An update for openssh is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

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

A flaw was found in the OpenSSH GSSAPI Generic Security Service Application Program Interface delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the...

Important: Red Hat Security Advisory: openssh security update

An update for openssh is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabili...

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

A flaw was found in the OpenSSH GSSAPI Generic Security Service Application Program Interface delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the...

RHEL 8 : openssh (RHSA-2026:15891)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:15891 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary...

RHEL 8 : openssh (RHSA-2026:15893)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:15893 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary...

Unity Linux 20.1060e / 20.1070e Security Update: openssh (UTSA-2026-016786)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016786 advisory. Vulnerability in the OpenSSH GSSAPI delta included in various Linux distributions. This vulnerability affects the GSSAPI patches added by various Linux distributions...

CLSA-2026-1778056682 openssh: Fix of CVE-2026-35414

CVE-2026-35414: fix authorizedkeys principals option mishandling with comma-containing CA principals...

openssh: Fix of CVE-2026-35414

CVE-2026-35414: fix authorizedkeys principals option mishandling with comma-containing CA principals...

RHSA-2026:14924 Red Hat Security Advisory: openssh security update

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CLSA-2026-1778233696 openssh: Fix of CVE-2026-35386

CVE-2026-35386: fix client-side command execution via control characters in usernames by adding iscntrl rejection to validruser...

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

A flaw was found in the OpenSSH GSSAPI Generic Security Service Application Program Interface delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the...

CLSA-2026-1777942153 openssh: Fix of CVE-2026-35385

CVE-2026-35385: fix scp legacy protocol receiver to clear setuid/setgid bits from downloaded files when -p preserve mode is not set...

openssh: Fix of CVE-2026-35385

CVE-2026-35385: fix scp legacy protocol receiver to clear setuid/setgid bits from downloaded files when -p preserve mode is not set...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: openssh (UTSA-2026-016496)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016496 advisory. 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...

MiracleLinux 9 : openssh-8.7p1-49.el9_7.ML.1 (AXSA:2026-555:04)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-555:04 advisory. OpenSSH: OpenSSH: Privilege escalation via scp legacy protocol when not preserving file mode CVE-2026-35385 OpenSSH: OpenSSH: Security bypass via...