OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.
CVSS Details
- CVSS 3.1 Base Score: 2.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade openssh-ldapUpgrade openssh-clientsUpgrade openssh-serverUpgrade openssh-cavsUpgrade openssh-keycatUpgrade opensshUpgrade openssh-askpassUpgrade pam_ssh_agent_auth | May 5, 2026 | May 4, 2026 |
| Amazon Linux Ami 2 | — | Upgrade openssh-ldapUpgrade openssh-serverUpgrade openssh-keycatUpgrade pam_ssh_agent_authUpgrade opensshUpgrade openssh-askpassUpgrade openssh-clientsUpgrade openssh-debuginfoUpgrade openssh-server-sysvinitUpgrade openssh-cavs | Jun 8, 2026 | Jun 8, 2026 |
| Amazon_linux_2023 | — | Upgrade openssh-clientsUpgrade opensshUpgrade openssh-clients-debuginfoUpgrade openssh-server-debuginfoUpgrade pam_ssh_agent_auth-debuginfoUpgrade openssh-debuginfoUpgrade openssh-debugsourceUpgrade openssh-keycat-debuginfoUpgrade openssh-serverUpgrade pam_ssh_agent_authUpgrade openssh-keycat | May 28, 2026 | Apr 2, 2026 |
| Debian | — | Upgrade openssh | May 17, 2026 | May 17, 2026 |
| Ibm Aix | — | Apply the fix or workaround for openssh_advisory21 | May 31, 2026 | May 28, 2026 |
| Nutanix Ahv | — | Upgrade Nutanix AHV to the latest version | Jul 2, 2026 | Jul 1, 2026 |
| Openbsd Openssh | — | Upgrade to OpenSSH version 10.3 | Apr 28, 2026 | Apr 2, 2026 |
| Oracle_linux | — | Upgrade pam_ssh_agent_authUpgrade openssh-serverUpgrade openssh-askpassUpgrade openssh-keysignUpgrade openssh-ldapUpgrade opensshUpgrade openssh-cavsUpgrade openssh-clientsUpgrade openssh-keycat | May 6, 2026 | Apr 2, 2026 |
| Redhat_linux | — | Upgrade pam_ssh_agent_auth-debuginfoUpgrade openssh-ldapUpgrade openssh-keycat-debuginfoUpgrade openssh-askpassUpgrade openssh-askpass-debuginfoUpgrade openssh-debuginfoUpgrade openssh-keysignUpgrade openssh-ldap-debuginfoUpgrade openssh-cavsUpgrade openssh-keycatUpgrade opensshUpgrade openssh-serverUpgrade pam_ssh_agent_authUpgrade openssh-clients-debuginfoNo solution existsUpgrade openssh-keysign-debuginfoUpgrade openssh-server-debuginfoUpgrade openssh-clientsUpgrade openssh-cavs-debuginfoUpgrade openssh-sk-dummy-debuginfoUpgrade openssh-debugsource | May 4, 2026 | Apr 2, 2026 |
| Rocky_linux | — | Upgrade openssh-askpass-debuginfoUpgrade openssh-cavsUpgrade openssh-keysign-debuginfoUpgrade openssh-server-debuginfoUpgrade openssh-ldapUpgrade openssh-cavs-debuginfoUpgrade openssh-ldap-debuginfoUpgrade openssh-keycat-debuginfoUpgrade openssh-debuginfoUpgrade openssh-serverUpgrade openssh-debugsourceUpgrade pam_ssh_agent_auth-debuginfoUpgrade opensshUpgrade openssh-clients-debuginfoUpgrade openssh-askpassUpgrade pam_ssh_agent_authUpgrade openssh-keysignUpgrade openssh-clientsUpgrade openssh-keycat | May 11, 2026 | May 6, 2026 |
| Ubuntu | — | Upgrade openssh-serverUpgrade openssh-client | Apr 29, 2026 | Apr 2, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Apr 2, 2026 |
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