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...

RockyLinux 8 : openssh (RLSA-2026:6461)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:6461 advisory. openssh: OpenSSH GSSAPI: Information disclosure or denial of service due to uninitialized variables CVE-2026-3497 Tenable has extracted the preceding description...

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 10 : openssh (RHSA-2026:7107)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:7107 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary...

MiracleLinux 9 : openssh-8.7p1-48.el9_7.ML.1 (AXSA:2026-410:02)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-410:02 advisory. openssh: OpenSSH GSSAPI: Information disclosure or denial of service due to uninitialized variables CVE-2026-3497 Tenable has extracted the preceding...

ROOT-OS-DEBIAN-13-CVE-2026-3497 CVE-2026-3497 in rootio-openssh - Patched by Root

Root has patched CVE-2026-3497 in the rootio-openssh package for Root:Debian:13. Multiple fixed versions available...

ROOT-OS-DEBIAN-13-CVE-2026-35385 CVE-2026-35385 in rootio-openssh - Patched by Root

Root has patched CVE-2026-35385 in the rootio-openssh package for Root:Debian:13. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-3497 CVE-2026-3497 in rootio-openssh - Patched by Root

Root has patched CVE-2026-3497 in the rootio-openssh package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2025-61985 CVE-2025-61985 in rootio-openssh - Patched by Root

Root has patched CVE-2025-61985 in the rootio-openssh package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2025-61984 CVE-2025-61984 in rootio-openssh - Patched by Root

Root has patched CVE-2025-61984 in the rootio-openssh package for Root:Debian:12. Multiple fixed versions available...

MiracleLinux 8 : openssh-8.0p1-28.el8_10 (AXSA:2026-408:01)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-408:01 advisory. openssh: OpenSSH GSSAPI: Information disclosure or denial of service due to uninitialized variables CVE-2026-3497 Tenable has extracted the preceding...

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.

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

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Linux Distros Unpatched Vulnerability : CVE-2026-35386

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

Linux Distros Unpatched Vulnerability : CVE-2026-35385

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 performe...

Linux Distros Unpatched Vulnerability : CVE-2026-35387

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenSSH before 10.3 can use unintended ECDSA algorithms. Listing of any ECDSA algorithm in PubkeyAcceptedAlgorithms or HostbasedAcceptedAlgorithms is...

Linux Distros Unpatched Vulnerability : CVE-2026-35414

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenSSH before 10.3 mishandles the authorizedkeys principals option in uncommon scenarios involving a principals list in conjunction with a Certificate Authorit...

Linux Distros Unpatched Vulnerability : CVE-2026-35388

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions. CVE-2026-35388 Note that Nessus relies on the presence of t...

SUSE 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...

SUSE 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...