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OpenAdvisories
High ELSA-2026-13383 5 CVEs

Important: openssh security update (Oracle Linux 8)

Published May 5, 2026 · Updated May 5, 2026

Summary

[8.0p1-29.0.1]
- Update upstream references [Orabug: 36587718]

[8.0p1-29]
- CVE-2026-35385: Fix privilege escalation via scp legacy protocol
when not in preserving file mode
Resolves: RHEL-164743
- CVE-2026-35388: Add connection multiplexing confirmation for proxy-mode
multiplexing sessions
Resolves: RHEL-166240
- CVE-2026-35387: Fix incomplete application of PubkeyAcceptedAlgorithms
and HostbasedAcceptedAlgorithms with regard to ECDSA keys
Resolves: RHEL-166224
- CVE-2026-35414: Fix mishandling of authorized_keys principals option
Resolves: RHEL-166192
- CVE-2026-35386: Add validation rules to usernames and hostnames
set for ProxyJump/-J on the commandline
Resolves: RHEL-166208

Fixed packages 8

ReleasePackageFixed in
Oracle Linux · 8 openssh 0:8.0p1-29.0.1.el8_10
Oracle Linux · 8 openssh-askpass 0:8.0p1-29.0.1.el8_10
Oracle Linux · 8 openssh-cavs 0:8.0p1-29.0.1.el8_10
Oracle Linux · 8 openssh-clients 0:8.0p1-29.0.1.el8_10
Oracle Linux · 8 openssh-keycat 0:8.0p1-29.0.1.el8_10
Oracle Linux · 8 openssh-ldap 0:8.0p1-29.0.1.el8_10
Oracle Linux · 8 openssh-server 0:8.0p1-29.0.1.el8_10
Oracle Linux · 8 pam_ssh_agent_auth 0:0.10.3-7.29.0.1.el8_10

Vulnerabilities 5