GLSA-201612-36 : TigerVNC: Integer overflow

High Nessus Plugin ID 95739


The remote Gentoo host is missing one or more security-related patches.


The remote host is affected by the vulnerability described in GLSA-201612-36 (TigerVNC: Integer overflow)

TigerVNC is impacted by the same vulnerability as found in CVE-2014-6051. An integer overflow, leading to a heap-based buffer overflow, was found in the way screen sizes were handled.
Impact :

A remote attacker, utilizing a malicious VNC server, could execute arbitrary code with the privileges of the user running the client, or cause a Denial of Service condition.
Workaround :

There is no known workaround at this time.


All TigerVNC users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/tigervnc-1.4.2'

See Also

Plugin Details

Severity: High

ID: 95739

File Name: gentoo_GLSA-201612-36.nasl

Version: $Revision: 3.1 $

Type: local

Published: 2016/12/13

Modified: 2016/12/13

Dependencies: 12634

Risk Information

Risk Factor: High


Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:tigervnc, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 2016/12/13

Reference Information

CVE: CVE-2014-6051, CVE-2014-8240

GLSA: 201612-36