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Scientific Linux Security Update : gtk-vnc on SL7.x x86_64 (20170801)

critical Nessus Plugin ID 102644

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Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

The following packages have been upgraded to a later upstream version:
gtk-vnc (0.7.0).

Security Fix(es) :

 - It was found that gtk-vnc lacked proper bounds checking while processing messages using RRE, hextile, or copyrect encodings. A remote malicious VNC server could use this flaw to crash VNC viewers which are based on the gtk-vnc library. (CVE-2017-5884)

 - An integer overflow flaw was found in gtk-vnc. A remote malicious VNC server could use this flaw to crash VNC viewers which are based on the gtk-vnc library.
 (CVE-2017-5885)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?609acd89

Plugin Details

Severity: Critical

ID: 102644

File Name: sl_20170801_gtk_vnc_on_SL7_x.nasl

Version: 3.4

Type: local

Agent: unix

Published: 8/22/2017

Updated: 1/14/2021

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:gtk-vnc, p-cpe:/a:fermilab:scientific_linux:gtk-vnc-debuginfo, p-cpe:/a:fermilab:scientific_linux:gtk-vnc-devel, p-cpe:/a:fermilab:scientific_linux:gtk-vnc-python, p-cpe:/a:fermilab:scientific_linux:gtk-vnc2, p-cpe:/a:fermilab:scientific_linux:gtk-vnc2-devel, p-cpe:/a:fermilab:scientific_linux:gvnc, p-cpe:/a:fermilab:scientific_linux:gvnc-devel, p-cpe:/a:fermilab:scientific_linux:gvnc-tools, p-cpe:/a:fermilab:scientific_linux:gvncpulse, p-cpe:/a:fermilab:scientific_linux:gvncpulse-devel, x-cpe:/o:fermilab:scientific_linux

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Patch Publication Date: 8/1/2017

Vulnerability Publication Date: 2/28/2017

Reference Information

CVE: CVE-2017-5884, CVE-2017-5885