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Hash: SHA256

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

Synopsis:          Moderate: openssh security update
Advisory ID:       RHSA-2021:4368-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4368
Issue date:        2021-11-09
CVE Names:         CVE-2020-14145 
====================================================================
1. Summary:

An update for openssh is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) - 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: Observable discrepancy leading to an information leak in the
algorithm negotiation (CVE-2020-14145)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.5 Release Notes linked from 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/):

1836277 - sshd -T requires -C when "Match" is used in sshd_config
1843372 - PIN is lost when iterating over tokens when adding pkcs11 keys to ssh-agent
1852930 - CVE-2020-14145 openssh: Observable discrepancy leading to an information leak in the algorithm negotiation
1868996 - ssh-agent segfaults during ssh-add -s pkcs11
1879503 - sshd logs incorrect PAM error message
1901518 - ssh-keygen printing fingerprint issue with Windows keys
1909988 - ls -t option doesn't work to sort upon the modification time in sftp session
1913041 - openssh - client window fix
1933517 - ssh-copy-id could not resolve ipv6 address ends with colon

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

aarch64:
openssh-askpass-8.0p1-10.el8.aarch64.rpm
openssh-askpass-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-cavs-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-clients-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-debugsource-8.0p1-10.el8.aarch64.rpm
openssh-keycat-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-ldap-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-server-debuginfo-8.0p1-10.el8.aarch64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.aarch64.rpm

ppc64le:
openssh-askpass-8.0p1-10.el8.ppc64le.rpm
openssh-askpass-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-cavs-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-clients-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-debugsource-8.0p1-10.el8.ppc64le.rpm
openssh-keycat-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-ldap-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-server-debuginfo-8.0p1-10.el8.ppc64le.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.ppc64le.rpm

s390x:
openssh-askpass-8.0p1-10.el8.s390x.rpm
openssh-askpass-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-cavs-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-clients-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-debugsource-8.0p1-10.el8.s390x.rpm
openssh-keycat-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-ldap-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-server-debuginfo-8.0p1-10.el8.s390x.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.s390x.rpm

x86_64:
openssh-askpass-8.0p1-10.el8.x86_64.rpm
openssh-askpass-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-cavs-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-clients-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-debugsource-8.0p1-10.el8.x86_64.rpm
openssh-keycat-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-ldap-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-server-debuginfo-8.0p1-10.el8.x86_64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.x86_64.rpm

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
openssh-8.0p1-10.el8.src.rpm

aarch64:
openssh-8.0p1-10.el8.aarch64.rpm
openssh-askpass-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-cavs-8.0p1-10.el8.aarch64.rpm
openssh-cavs-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-clients-8.0p1-10.el8.aarch64.rpm
openssh-clients-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-debugsource-8.0p1-10.el8.aarch64.rpm
openssh-keycat-8.0p1-10.el8.aarch64.rpm
openssh-keycat-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-ldap-8.0p1-10.el8.aarch64.rpm
openssh-ldap-debuginfo-8.0p1-10.el8.aarch64.rpm
openssh-server-8.0p1-10.el8.aarch64.rpm
openssh-server-debuginfo-8.0p1-10.el8.aarch64.rpm
pam_ssh_agent_auth-0.10.3-7.10.el8.aarch64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.aarch64.rpm

ppc64le:
openssh-8.0p1-10.el8.ppc64le.rpm
openssh-askpass-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-cavs-8.0p1-10.el8.ppc64le.rpm
openssh-cavs-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-clients-8.0p1-10.el8.ppc64le.rpm
openssh-clients-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-debugsource-8.0p1-10.el8.ppc64le.rpm
openssh-keycat-8.0p1-10.el8.ppc64le.rpm
openssh-keycat-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-ldap-8.0p1-10.el8.ppc64le.rpm
openssh-ldap-debuginfo-8.0p1-10.el8.ppc64le.rpm
openssh-server-8.0p1-10.el8.ppc64le.rpm
openssh-server-debuginfo-8.0p1-10.el8.ppc64le.rpm
pam_ssh_agent_auth-0.10.3-7.10.el8.ppc64le.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.ppc64le.rpm

s390x:
openssh-8.0p1-10.el8.s390x.rpm
openssh-askpass-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-cavs-8.0p1-10.el8.s390x.rpm
openssh-cavs-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-clients-8.0p1-10.el8.s390x.rpm
openssh-clients-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-debugsource-8.0p1-10.el8.s390x.rpm
openssh-keycat-8.0p1-10.el8.s390x.rpm
openssh-keycat-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-ldap-8.0p1-10.el8.s390x.rpm
openssh-ldap-debuginfo-8.0p1-10.el8.s390x.rpm
openssh-server-8.0p1-10.el8.s390x.rpm
openssh-server-debuginfo-8.0p1-10.el8.s390x.rpm
pam_ssh_agent_auth-0.10.3-7.10.el8.s390x.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.s390x.rpm

x86_64:
openssh-8.0p1-10.el8.x86_64.rpm
openssh-askpass-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-cavs-8.0p1-10.el8.x86_64.rpm
openssh-cavs-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-clients-8.0p1-10.el8.x86_64.rpm
openssh-clients-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-debugsource-8.0p1-10.el8.x86_64.rpm
openssh-keycat-8.0p1-10.el8.x86_64.rpm
openssh-keycat-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-ldap-8.0p1-10.el8.x86_64.rpm
openssh-ldap-debuginfo-8.0p1-10.el8.x86_64.rpm
openssh-server-8.0p1-10.el8.x86_64.rpm
openssh-server-debuginfo-8.0p1-10.el8.x86_64.rpm
pam_ssh_agent_auth-0.10.3-7.10.el8.x86_64.rpm
pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.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-2020-14145
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/

8. Contact:

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

Copyright 2021 Red Hat, Inc.
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RedHat: RHSA-2021-4368:04 Moderate: openssh security update

An update for openssh is now available for Red Hat Enterprise Linux 8

Summary

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: Observable discrepancy leading to an information leak in the algorithm negotiation (CVE-2020-14145)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.



Summary


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.

References

https://access.redhat.com/security/cve/CVE-2020-14145 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/

Package List

Red Hat Enterprise Linux AppStream (v. 8):
aarch64: openssh-askpass-8.0p1-10.el8.aarch64.rpm openssh-askpass-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-cavs-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-clients-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-debugsource-8.0p1-10.el8.aarch64.rpm openssh-keycat-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-ldap-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-server-debuginfo-8.0p1-10.el8.aarch64.rpm pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.aarch64.rpm
ppc64le: openssh-askpass-8.0p1-10.el8.ppc64le.rpm openssh-askpass-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-cavs-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-clients-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-debugsource-8.0p1-10.el8.ppc64le.rpm openssh-keycat-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-ldap-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-server-debuginfo-8.0p1-10.el8.ppc64le.rpm pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.ppc64le.rpm
s390x: openssh-askpass-8.0p1-10.el8.s390x.rpm openssh-askpass-debuginfo-8.0p1-10.el8.s390x.rpm openssh-cavs-debuginfo-8.0p1-10.el8.s390x.rpm openssh-clients-debuginfo-8.0p1-10.el8.s390x.rpm openssh-debuginfo-8.0p1-10.el8.s390x.rpm openssh-debugsource-8.0p1-10.el8.s390x.rpm openssh-keycat-debuginfo-8.0p1-10.el8.s390x.rpm openssh-ldap-debuginfo-8.0p1-10.el8.s390x.rpm openssh-server-debuginfo-8.0p1-10.el8.s390x.rpm pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.s390x.rpm
x86_64: openssh-askpass-8.0p1-10.el8.x86_64.rpm openssh-askpass-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-cavs-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-clients-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-debugsource-8.0p1-10.el8.x86_64.rpm openssh-keycat-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-ldap-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-server-debuginfo-8.0p1-10.el8.x86_64.rpm pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.x86_64.rpm
Red Hat Enterprise Linux BaseOS (v. 8):
Source: openssh-8.0p1-10.el8.src.rpm
aarch64: openssh-8.0p1-10.el8.aarch64.rpm openssh-askpass-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-cavs-8.0p1-10.el8.aarch64.rpm openssh-cavs-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-clients-8.0p1-10.el8.aarch64.rpm openssh-clients-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-debugsource-8.0p1-10.el8.aarch64.rpm openssh-keycat-8.0p1-10.el8.aarch64.rpm openssh-keycat-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-ldap-8.0p1-10.el8.aarch64.rpm openssh-ldap-debuginfo-8.0p1-10.el8.aarch64.rpm openssh-server-8.0p1-10.el8.aarch64.rpm openssh-server-debuginfo-8.0p1-10.el8.aarch64.rpm pam_ssh_agent_auth-0.10.3-7.10.el8.aarch64.rpm pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.aarch64.rpm
ppc64le: openssh-8.0p1-10.el8.ppc64le.rpm openssh-askpass-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-cavs-8.0p1-10.el8.ppc64le.rpm openssh-cavs-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-clients-8.0p1-10.el8.ppc64le.rpm openssh-clients-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-debugsource-8.0p1-10.el8.ppc64le.rpm openssh-keycat-8.0p1-10.el8.ppc64le.rpm openssh-keycat-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-ldap-8.0p1-10.el8.ppc64le.rpm openssh-ldap-debuginfo-8.0p1-10.el8.ppc64le.rpm openssh-server-8.0p1-10.el8.ppc64le.rpm openssh-server-debuginfo-8.0p1-10.el8.ppc64le.rpm pam_ssh_agent_auth-0.10.3-7.10.el8.ppc64le.rpm pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.ppc64le.rpm
s390x: openssh-8.0p1-10.el8.s390x.rpm openssh-askpass-debuginfo-8.0p1-10.el8.s390x.rpm openssh-cavs-8.0p1-10.el8.s390x.rpm openssh-cavs-debuginfo-8.0p1-10.el8.s390x.rpm openssh-clients-8.0p1-10.el8.s390x.rpm openssh-clients-debuginfo-8.0p1-10.el8.s390x.rpm openssh-debuginfo-8.0p1-10.el8.s390x.rpm openssh-debugsource-8.0p1-10.el8.s390x.rpm openssh-keycat-8.0p1-10.el8.s390x.rpm openssh-keycat-debuginfo-8.0p1-10.el8.s390x.rpm openssh-ldap-8.0p1-10.el8.s390x.rpm openssh-ldap-debuginfo-8.0p1-10.el8.s390x.rpm openssh-server-8.0p1-10.el8.s390x.rpm openssh-server-debuginfo-8.0p1-10.el8.s390x.rpm pam_ssh_agent_auth-0.10.3-7.10.el8.s390x.rpm pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.s390x.rpm
x86_64: openssh-8.0p1-10.el8.x86_64.rpm openssh-askpass-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-cavs-8.0p1-10.el8.x86_64.rpm openssh-cavs-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-clients-8.0p1-10.el8.x86_64.rpm openssh-clients-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-debugsource-8.0p1-10.el8.x86_64.rpm openssh-keycat-8.0p1-10.el8.x86_64.rpm openssh-keycat-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-ldap-8.0p1-10.el8.x86_64.rpm openssh-ldap-debuginfo-8.0p1-10.el8.x86_64.rpm openssh-server-8.0p1-10.el8.x86_64.rpm openssh-server-debuginfo-8.0p1-10.el8.x86_64.rpm pam_ssh_agent_auth-0.10.3-7.10.el8.x86_64.rpm pam_ssh_agent_auth-debuginfo-0.10.3-7.10.el8.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/


Severity
Advisory ID: RHSA-2021:4368-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4368
Issued Date: : 2021-11-09
CVE Names: CVE-2020-14145

Topic

An update for openssh is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.


Topic


 

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64


Bugs Fixed

1836277 - sshd -T requires -C when "Match" is used in sshd_config

1843372 - PIN is lost when iterating over tokens when adding pkcs11 keys to ssh-agent

1852930 - CVE-2020-14145 openssh: Observable discrepancy leading to an information leak in the algorithm negotiation

1868996 - ssh-agent segfaults during ssh-add -s pkcs11

1879503 - sshd logs incorrect PAM error message

1901518 - ssh-keygen printing fingerprint issue with Windows keys

1909988 - ls -t option doesn't work to sort upon the modification time in sftp session

1913041 - openssh - client window fix

1933517 - ssh-copy-id could not resolve ipv6 address ends with colon


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