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Gentoo Linux Security Advisory GLSA 201702-24 |
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https://security.gentoo.org/ |
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|
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Severity: Normal |
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Title: LibVNCServer/LibVNCClient: Multiple vulnerabilities |
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Date: February 20, 2017 |
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Bugs: #605326 |
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ID: 201702-24 |
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|
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Synopsis |
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======== |
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|
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Multiple vulnerabilities have been found in LibVNCServer/LibVNCClient, |
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the worst of which allows remote attackers to execute arbitrary code |
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when connecting to a malicious server. |
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|
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Background |
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========== |
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|
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LibVNCServer/LibVNCClient are cross-platform C libraries that allow you |
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to easily implement VNC server or client functionality in your program. |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 net-libs/libvncserver < 0.9.11 >= 0.9.11 |
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|
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Description |
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=========== |
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|
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Multiple vulnerabilities have been discovered in LibVNCServer and |
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LibVNCClient. Please review the CVE identifiers referenced below for |
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details. |
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|
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Impact |
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====== |
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|
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A remote attacker could entice a user to connect to a malicious VNC |
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server or leverage Man-in-the-Middle attacks to cause the execution of |
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arbitrary code with the privileges of the user running a VNC client |
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linked against LibVNCClient. |
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|
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Workaround |
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========== |
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|
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There is no known workaround at this time. |
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|
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Resolution |
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========== |
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|
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All LibVNCServer/LibVNCClient users should upgrade to the latest |
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version: |
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|
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=net-libs/libvncserver-0.9.11" |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2016-9941 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9941 |
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[ 2 ] CVE-2016-9942 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9942 |
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|
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Availability |
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============ |
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|
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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|
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https://security.gentoo.org/glsa/201702-24 |
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|
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Concerns? |
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========= |
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|
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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|
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License |
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======= |
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|
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Copyright 2017 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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|
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http://creativecommons.org/licenses/by-sa/2.5 |