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Gentoo Linux Security Advisory GLSA 202307-01
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https://security.gentoo.org/
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Severity: High
Title: OpenSSH: Remote Code Execution
Date: July 20, 2023
Bugs: #892936, #905299, #910553
ID: 202307-01
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Synopsis
========
Multiple vulnerbilities have been discovered in OpenSSH, the worst of
which could result in remote code execution.
Background
==========
OpenSSH is a free application suite consisting of server and clients
that replace tools like telnet, rlogin, rcp and ftp with more secure
versions offering additional functionality.
Affected packages
=================
Package Vulnerable Unaffected
---------------- ------------ ------------
net-misc/openssh < 9.3_p2 >= 9.3_p2
Description
===========
Multiple vulnerabilities have been discovered in OpenSSH. Please review
the CVE identifiers referenced below for details.
Impact
======
Please review the CVE identifiers referenced below for details.
Workaround
==========
CVE-2023-38408 can be worked around by avoiding connecting to untrusted
servers with an SSH agent.
Resolution
==========
All OpenSSH users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/openssh-9.3_p2"
References
==========
[ 1 ] CVE-2023-25136
https://nvd.nist.gov/vuln/detail/CVE-2023-25136
[ 2 ] CVE-2023-28531
https://nvd.nist.gov/vuln/detail/CVE-2023-28531
[ 3 ] CVE-2023-38408
https://nvd.nist.gov/vuln/detail/CVE-2023-38408
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202307-01
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
secur...@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
=======
Copyright 2023 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
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