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Oracle Linux 6 / 7 : libvncserver (ELSA-2014-1826)

high Nessus Plugin ID 79199

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Synopsis

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

Description

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2014-1826 advisory.

 - Fix CVE-2014-6051 (integer overflow in screen size handling) (bug #1157668)
 - Fix CVE-2014-6052 (NULL pointer dereference in framebuffer setup) (bug #1157668)
 - Fix CVE-2014-6053 (NULL pointer dereference in ClientCutText message handling) (bug #1157668)
 - Fix CVE-2014-6054 (server divide-by-zero in scaling factor handling) (bug #1157668)
 - Fix CVE-2014-6055 (server stacked-based buffer overflow in file transfer handling) (bug #1157668)
 - Revert CVE-2011-0904 and CVE-2011-0905 patch because libvncserver is not vulnerable (bug #696767)
 - Fix CVE-2011-0904 and CVE-2011-0905 in more generic way (bug #696767)
 - Fix CVE-2011-0904 (bug #696767)

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected libvncserver and / or libvncserver-devel packages.

See Also

https://linux.oracle.com/errata/ELSA-2014-1826.html

Plugin Details

Severity: High

ID: 79199

File Name: oraclelinux_ELSA-2014-1826.nasl

Version: 1.11

Type: local

Agent: unix

Published: 11/12/2014

Updated: 4/29/2025

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2014-6052

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2014-6054

Vulnerability Information

CPE: cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:libvncserver-devel, p-cpe:/a:oracle:linux:libvncserver, cpe:/o:oracle:linux:6

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/11/2014

Vulnerability Publication Date: 9/30/2014

Reference Information

CVE: CVE-2014-6051, CVE-2014-6052, CVE-2014-6053, CVE-2014-6054, CVE-2014-6055

BID: 70091, 70092, 70093, 70094, 70096

RHSA: 2014:1826