Gentoo: GLSA-201702-24 Remote Execution In LibVNCServer
gentoo
February 21, 2017
Multiple vulnerabilities have been found in LibVNCServer/LibVNCClient, the worst of which allows remote attackers to execute arbitrary code when connecting to a malicious server
Summary
Multiple vulnerabilities have been discovered in LibVNCServer and LibVNCClient. Please review the CVE identifiers referenced below for details.
Topics Covered
Resolution
All LibVNCServer/LibVNCClient users should upgrade to the latest
version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/libvncserver-0.9.11"
References
[ 1 ] CVE-2016-9941 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9941 [ 2 ] CVE-2016-9942 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9942
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201702-24
style>.gentoo_availability{display:block;}
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.
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Severity: Normal
Title: LibVNCServer/LibVNCClient: Multiple vulnerabilities
Date: February 20, 2017
Bugs: #605326
ID: 201702-24
Topics Covered
Background
LibVNCServer/LibVNCClient are cross-platform C libraries that allow you
to easily implement VNC server or client functionality in your program.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-libs/libvncserver < 0.9.11 >= 0.9.11
Impact
=====
A remote attacker could entice a user to connect to a malicious VNC
server or leverage Man-in-the-Middle attacks to cause the execution of
arbitrary code with the privileges of the user running a VNC client
linked against LibVNCClient.
Workaround
There is no known workaround at this time.
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