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[gentoo-announce] [ GLSA 202407-11 ] PuTTY: Multiple Vulnerabilities

Posted on 05 July 2024
Gentoo-announce

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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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