[El-errata] ELSA-2026-47755 Moderate: Oracle Linux 8 openssh security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-47755

http://linux.oracle.com/errata/ELSA-2026-47755.html

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

x86_64:
openssh-8.0p1-30.0.1.el8_10.x86_64.rpm
openssh-askpass-8.0p1-30.0.1.el8_10.x86_64.rpm
openssh-cavs-8.0p1-30.0.1.el8_10.x86_64.rpm
openssh-clients-8.0p1-30.0.1.el8_10.x86_64.rpm
openssh-keycat-8.0p1-30.0.1.el8_10.x86_64.rpm
openssh-ldap-8.0p1-30.0.1.el8_10.x86_64.rpm
openssh-server-8.0p1-30.0.1.el8_10.x86_64.rpm
pam_ssh_agent_auth-0.10.3-7.30.0.1.el8_10.x86_64.rpm

aarch64:
openssh-8.0p1-30.0.1.el8_10.aarch64.rpm
openssh-askpass-8.0p1-30.0.1.el8_10.aarch64.rpm
openssh-cavs-8.0p1-30.0.1.el8_10.aarch64.rpm
openssh-clients-8.0p1-30.0.1.el8_10.aarch64.rpm
openssh-keycat-8.0p1-30.0.1.el8_10.aarch64.rpm
openssh-ldap-8.0p1-30.0.1.el8_10.aarch64.rpm
openssh-server-8.0p1-30.0.1.el8_10.aarch64.rpm
pam_ssh_agent_auth-0.10.3-7.30.0.1.el8_10.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol8/SRPMS-updates/openssh-8.0p1-30.0.1.el8_10.src.rpm

Related CVEs:

CVE-2026-55653
CVE-2026-55655




Description of changes:

[8.0p1-30.0.1]
- Update upstream references [Orabug: 36587718]

[8.0p1-30]
- CVE-2026-55653: Fix double free in openssh DH-GEX client path during
  FIPS known-group validation that leads to client-side denial of service
  Resolves: RHEL-185775
- CVE-2026-55655: Fix MITM of X11 forwarding via abstract UNIX socket
  pre-binding
  Resolves: RHEL-185855