* [gentoo-announce] [ GLSA 202007-50 ] GLib Networking: Improper certificate validation
@ 2020-07-27 1:34 99% Sam James
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From: Sam James @ 2020-07-27 1:34 UTC (permalink / raw
To: gentoo-announce
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Gentoo Linux Security Advisory GLSA 202007-50
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https://security.gentoo.org/
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Severity: Normal
Title: GLib Networking: Improper certificate validation
Date: July 27, 2020
Bugs: #725880
ID: 202007-50
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Synopsis
========
GLib Networking was not properly verifying TLS certificates in all
circumstances, possibly allowing an integrity/confidentiality
compromise.
Background
==========
Network-related giomodules for glib
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-libs/glib-networking
< 2.62.4 >= 2.62.4
Description
===========
GTlsClientConnection skips hostname verification of the server's TLS
certificate if the application fails to specify the expected server
identity.
Impact
======
There may be a breach of integrity or confidentiality in connections
made using GLib Networking.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All GLib Networking users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot -v ">=net-libs/glib-networking-2.62.4"
References
==========
[ 1 ] CVE-2020-13645
https://nvd.nist.gov/vuln/detail/CVE-2020-13645
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202007-50
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 2020 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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