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April 2017

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Subject:
Security ERRATA Moderate: tigervnc on SL6.x i386/x86_64
From:
Pat Riehecky <[log in to unmask]>
Reply To:
[log in to unmask]
Date:
Wed, 5 Apr 2017 15:28:05 -0000
Content-Type:
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Synopsis:          Moderate: tigervnc security and bug fix update
Advisory ID:       SLSA-2017:0630-1
Issue Date:        2017-03-21
CVE Numbers:       CVE-2017-5581
                   CVE-2016-10207
--

Security Fix(es):

* A denial of service flaw was found in the TigerVNC's Xvnc server. A
remote unauthenticated attacker could use this flaw to make Xvnc crash by
terminating the TLS handshake process early. (CVE-2016-10207)

* A buffer overflow flaw, leading to memory corruption, was found in
TigerVNC viewer. A remote malicious VNC server could use this flaw to
crash the client vncviewer process resulting in denial of service.
(CVE-2017-5581)
--

SL6
  x86_64
    tigervnc-1.1.0-24.el6.x86_64.rpm
    tigervnc-debuginfo-1.1.0-24.el6.x86_64.rpm
    tigervnc-server-1.1.0-24.el6.x86_64.rpm
    tigervnc-server-module-1.1.0-24.el6.x86_64.rpm
  i386
    tigervnc-1.1.0-24.el6.i686.rpm
    tigervnc-debuginfo-1.1.0-24.el6.i686.rpm
    tigervnc-server-1.1.0-24.el6.i686.rpm
    tigervnc-server-module-1.1.0-24.el6.i686.rpm
  noarch
    tigervnc-server-applet-1.1.0-24.el6.noarch.rpm

- Scientific Linux Development Team

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