RHEL 8 : openssh (RHSA-2026:6461)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:6461 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary f...

openssh security update

8.7p1-48.0.1 - Upstream references found with /usr/bin/ssh Orabug: 37814929 - upstream: fix AuthorizedPrincipalsCommand when AuthorizedKeysCommand Orabug: 37647064 - Update upstream references Orabug: 36564626 8.7p1-48 - CVE-2026-3497: Fix information disclosure or denial of service due to...

EUVD-2026-18480

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...

EUVD-2026-18400

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...

EUVD-2026-18404

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

EUVD-2026-18402

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...

EUVD-2026-18398

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-2026-35414

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-2026-35385

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...

DEBIAN-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...

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-2026-35386

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...

DEBIAN-CVE-2026-35388

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

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...

UBUNTU-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...

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-2026-35388

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-2026-35387

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...