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Gentoo Linux Security Advisory 202407-11

Gentoo Linux Security Advisory 202407-11
Posted Jul 5, 2024
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202407-11 - Multiple vulnerabilities have been discovered in PuTTY, the worst of which could lead to compromised keys. Versions greater than or equal to 0.81 are affected.

tags | advisory, vulnerability
systems | linux, gentoo
advisories | CVE-2023-48795, CVE-2024-31497
SHA-256 | 1acdeafe28d4213e6b7b1a4b9e02c5dd8620a33dbfa59642d9de5eaab7a93a14

Gentoo Linux Security Advisory 202407-11

Change Mirror Download
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Gentoo Linux Security Advisory GLSA 202407-11
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https://security.gentoo.org/
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Severity: High
Title: PuTTY: Multiple Vulnerabilities
Date: July 05, 2024
Bugs: #920304, #930082
ID: 202407-11

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Synopsis
========

Multiple vulnerabilities have been discovered in PuTTY, the worst of
which could lead to compromised keys.

Background
==========

PuTTY is a free implementation of Telnet and SSH for Windows and Unix
platforms, along with an xterm terminal emulator.

Affected packages
=================

Package Vulnerable Unaffected
-------------- ------------ ------------
net-misc/putty < 0.81 >= 0.81

Description
===========

Multiple vulnerabilities have been discovered in PuTTY. Please review
the CVE identifiers referenced below for details.

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All PuTTY users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/putty-0.81"

In addition, any keys generated with PuTTY versions 0.68 to 0.80 should
be considered breached and should be regenerated.

References
==========

[ 1 ] CVE-2023-48795
https://nvd.nist.gov/vuln/detail/CVE-2023-48795
[ 2 ] CVE-2024-31497
https://nvd.nist.gov/vuln/detail/CVE-2024-31497

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/202407-11

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
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2024 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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