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Vulnerability of TigerVNC: denial of service via TLS

Synthesis of the vulnerability 

An attacker can generate a fatal error via the TLS handshake in TigerVNC, in order to trigger a denial of service.
Vulnerable products: openSUSE Leap, Solaris, RHEL.
Severity of this weakness: 2/4.
Creation date: 13/02/2017.
Références of this bulletin: bulletinjan2018, CVE-2016-10207, openSUSE-SU-2017:0444-1, RHSA-2017:0630-01, RHSA-2017:2000-01, VIGILANCE-VUL-21810.

Description of the vulnerability 

An attacker can generate a fatal error via the TLS handshake in TigerVNC, in order to trigger a denial of service.
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This security threat impacts software or systems such as openSUSE Leap, Solaris, RHEL.

Our Vigil@nce team determined that the severity of this computer weakness note is medium.

The trust level is of type confirmed by the editor, with an origin of internet client.

An attacker with a expert ability can exploit this computer threat alert.

Solutions for this threat 

openSUSE Leap: new tigervnc packages.
New packages are available:
  openSUSE Leap 42.2: tigervnc 1.6.0-11.1, xorg-x11-Xvnc 1.6.0-11.1
  openSUSE Leap 42.1: tigervnc 1.5.0-32.1, xorg-x11-Xvnc 1.5.0-32.1

Oracle Solaris: patch for third party software of January 2018 v1.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

RHEL 6: new tigervnc packages.
New packages are available:
  RHEL 6: tigervnc 1.1.0-24.el6

RHEL 7: new tigervnc packages.
New packages are available:
  RHEL 7: tigervnc 1.8.0-1.el7
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