Red Hat 8827 Published by

An openssh security update has been released for Red Hat Enterprise Linux 8.4.



[RHSA-2023:4381-01] Important: openssh security update


=====================================================================
Red Hat Security Advisory

Synopsis: Important: openssh security update
Advisory ID: RHSA-2023:4381-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4381
Issue date: 2023-08-01
CVE Names: CVE-2023-38408
=====================================================================

1. Summary:

An update for openssh is now available for Red Hat Enterprise Linux 8.4
Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4
Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update
Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream AUS (v.8.4) - x86_64
Red Hat Enterprise Linux AppStream E4S (v.8.4) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream TUS (v.8.4) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS AUS (v.8.4) - x86_64
Red Hat Enterprise Linux BaseOS E4S (v.8.4) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS TUS (v.8.4) - aarch64, ppc64le, s390x, x86_64

3. Description:

OpenSSH is an SSH protocol implementation supported by a number of Linux,
UNIX, and similar operating systems. It includes the core files necessary
for both the OpenSSH client and server.

Security Fix(es):

* openssh: Remote code execution in ssh-agent PKCS#11 support
(CVE-2023-38408)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing this update, the OpenSSH server daemon (sshd) will be
restarted automatically.

5. Bugs fixed ( https://bugzilla.redhat.com/):

2224173 - CVE-2023-38408 openssh: Remote code execution in ssh-agent PKCS#11 support

6. Package List:

Red Hat Enterprise Linux AppStream AUS (v.8.4):

x86_64:
openssh-askpass-8.0p1-7.el8_4.x86_64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debugsource-8.0p1-7.el8_4.x86_64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.x86_64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.x86_64.rpm

Red Hat Enterprise Linux AppStream E4S (v.8.4):

aarch64:
openssh-askpass-8.0p1-7.el8_4.aarch64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-debugsource-8.0p1-7.el8_4.aarch64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.aarch64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.aarch64.rpm

ppc64le:
openssh-askpass-8.0p1-7.el8_4.ppc64le.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-debugsource-8.0p1-7.el8_4.ppc64le.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.ppc64le.rpm

s390x:
openssh-askpass-8.0p1-7.el8_4.s390x.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-debugsource-8.0p1-7.el8_4.s390x.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.s390x.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.s390x.rpm

x86_64:
openssh-askpass-8.0p1-7.el8_4.x86_64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debugsource-8.0p1-7.el8_4.x86_64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.x86_64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.x86_64.rpm

Red Hat Enterprise Linux AppStream TUS (v.8.4):

aarch64:
openssh-askpass-8.0p1-7.el8_4.aarch64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-debugsource-8.0p1-7.el8_4.aarch64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.aarch64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.aarch64.rpm

ppc64le:
openssh-askpass-8.0p1-7.el8_4.ppc64le.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-debugsource-8.0p1-7.el8_4.ppc64le.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.ppc64le.rpm

s390x:
openssh-askpass-8.0p1-7.el8_4.s390x.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-debugsource-8.0p1-7.el8_4.s390x.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.s390x.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.s390x.rpm

x86_64:
openssh-askpass-8.0p1-7.el8_4.x86_64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debugsource-8.0p1-7.el8_4.x86_64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.x86_64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.x86_64.rpm

Red Hat Enterprise Linux BaseOS AUS (v.8.4):

Source:
openssh-8.0p1-7.el8_4.src.rpm

x86_64:
openssh-8.0p1-7.el8_4.x86_64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-cavs-8.0p1-7.el8_4.x86_64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-clients-8.0p1-7.el8_4.x86_64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debugsource-8.0p1-7.el8_4.x86_64.rpm
openssh-keycat-8.0p1-7.el8_4.x86_64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-ldap-8.0p1-7.el8_4.x86_64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-server-8.0p1-7.el8_4.x86_64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.x86_64.rpm
pam_ssh_agent_auth-0.10.3-7.7.el8_4.1.x86_64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.x86_64.rpm

Red Hat Enterprise Linux BaseOS E4S (v.8.4):

Source:
openssh-8.0p1-7.el8_4.src.rpm

aarch64:
openssh-8.0p1-7.el8_4.aarch64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-cavs-8.0p1-7.el8_4.aarch64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-clients-8.0p1-7.el8_4.aarch64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-debugsource-8.0p1-7.el8_4.aarch64.rpm
openssh-keycat-8.0p1-7.el8_4.aarch64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-ldap-8.0p1-7.el8_4.aarch64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-server-8.0p1-7.el8_4.aarch64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.aarch64.rpm
pam_ssh_agent_auth-0.10.3-7.7.el8_4.1.aarch64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.aarch64.rpm

ppc64le:
openssh-8.0p1-7.el8_4.ppc64le.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-cavs-8.0p1-7.el8_4.ppc64le.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-clients-8.0p1-7.el8_4.ppc64le.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-debugsource-8.0p1-7.el8_4.ppc64le.rpm
openssh-keycat-8.0p1-7.el8_4.ppc64le.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-ldap-8.0p1-7.el8_4.ppc64le.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-server-8.0p1-7.el8_4.ppc64le.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
pam_ssh_agent_auth-0.10.3-7.7.el8_4.1.ppc64le.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.ppc64le.rpm

s390x:
openssh-8.0p1-7.el8_4.s390x.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-cavs-8.0p1-7.el8_4.s390x.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-clients-8.0p1-7.el8_4.s390x.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-debugsource-8.0p1-7.el8_4.s390x.rpm
openssh-keycat-8.0p1-7.el8_4.s390x.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-ldap-8.0p1-7.el8_4.s390x.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-server-8.0p1-7.el8_4.s390x.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.s390x.rpm
pam_ssh_agent_auth-0.10.3-7.7.el8_4.1.s390x.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.s390x.rpm

x86_64:
openssh-8.0p1-7.el8_4.x86_64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-cavs-8.0p1-7.el8_4.x86_64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-clients-8.0p1-7.el8_4.x86_64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debugsource-8.0p1-7.el8_4.x86_64.rpm
openssh-keycat-8.0p1-7.el8_4.x86_64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-ldap-8.0p1-7.el8_4.x86_64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-server-8.0p1-7.el8_4.x86_64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.x86_64.rpm
pam_ssh_agent_auth-0.10.3-7.7.el8_4.1.x86_64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.x86_64.rpm

Red Hat Enterprise Linux BaseOS TUS (v.8.4):

Source:
openssh-8.0p1-7.el8_4.src.rpm

aarch64:
openssh-8.0p1-7.el8_4.aarch64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-cavs-8.0p1-7.el8_4.aarch64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-clients-8.0p1-7.el8_4.aarch64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-debugsource-8.0p1-7.el8_4.aarch64.rpm
openssh-keycat-8.0p1-7.el8_4.aarch64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-ldap-8.0p1-7.el8_4.aarch64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.aarch64.rpm
openssh-server-8.0p1-7.el8_4.aarch64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.aarch64.rpm
pam_ssh_agent_auth-0.10.3-7.7.el8_4.1.aarch64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.aarch64.rpm

ppc64le:
openssh-8.0p1-7.el8_4.ppc64le.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-cavs-8.0p1-7.el8_4.ppc64le.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-clients-8.0p1-7.el8_4.ppc64le.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-debugsource-8.0p1-7.el8_4.ppc64le.rpm
openssh-keycat-8.0p1-7.el8_4.ppc64le.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-ldap-8.0p1-7.el8_4.ppc64le.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
openssh-server-8.0p1-7.el8_4.ppc64le.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.ppc64le.rpm
pam_ssh_agent_auth-0.10.3-7.7.el8_4.1.ppc64le.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.ppc64le.rpm

s390x:
openssh-8.0p1-7.el8_4.s390x.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-cavs-8.0p1-7.el8_4.s390x.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-clients-8.0p1-7.el8_4.s390x.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-debugsource-8.0p1-7.el8_4.s390x.rpm
openssh-keycat-8.0p1-7.el8_4.s390x.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-ldap-8.0p1-7.el8_4.s390x.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.s390x.rpm
openssh-server-8.0p1-7.el8_4.s390x.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.s390x.rpm
pam_ssh_agent_auth-0.10.3-7.7.el8_4.1.s390x.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.s390x.rpm

x86_64:
openssh-8.0p1-7.el8_4.x86_64.rpm
openssh-askpass-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-cavs-8.0p1-7.el8_4.x86_64.rpm
openssh-cavs-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-clients-8.0p1-7.el8_4.x86_64.rpm
openssh-clients-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-debugsource-8.0p1-7.el8_4.x86_64.rpm
openssh-keycat-8.0p1-7.el8_4.x86_64.rpm
openssh-keycat-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-ldap-8.0p1-7.el8_4.x86_64.rpm
openssh-ldap-debuginfo-8.0p1-7.el8_4.x86_64.rpm
openssh-server-8.0p1-7.el8_4.x86_64.rpm
openssh-server-debuginfo-8.0p1-7.el8_4.x86_64.rpm
pam_ssh_agent_auth-0.10.3-7.7.el8_4.1.x86_64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.7.el8_4.1.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2023-38408
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is [secalert@redhat.com]. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.

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