SUSE SLES11 Security Update : xorg-x11-server (SUSE-SU-2017:1850-1)

Medium Nessus Plugin ID 101520


The remote SUSE host is missing one or more security updates.


This update for xorg-x11-server fixes the following issues :

- CVE-2017-10971: Fix endianess handling of GenericEvent to prevent a stack overflow by clients. (bnc#1035283)

- Make sure the type of all events to be sent by ProcXSendExtensionEvent are in the allowed range.

- CVE-2017-10972: Initialize the xEvent eventT with zeros to avoid information leakage.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.


To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Software Development Kit 11-SP4:zypper in -t patch sdksp4-xorg-x11-server-13206=1

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch slessp4-xorg-x11-server-13206=1

SUSE Linux Enterprise Server 11-SP3-LTSS:zypper in -t patch slessp3-xorg-x11-server-13206=1

SUSE Linux Enterprise Point of Sale 11-SP3:zypper in -t patch sleposp3-xorg-x11-server-13206=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch dbgsp4-xorg-x11-server-13206=1

SUSE Linux Enterprise Debuginfo 11-SP3:zypper in -t patch dbgsp3-xorg-x11-server-13206=1

To bring your system up-to-date, use 'zypper patch'.

See Also

Plugin Details

Severity: Medium

ID: 101520

File Name: suse_SU-2017-1850-1.nasl

Version: $Revision: 3.4 $

Type: local

Agent: unix

Published: 2017/07/13

Modified: 2018/01/31

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 6.5

Temporal Score: 4.8

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C


Base Score: 8.8

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:xorg-x11-Xvnc, p-cpe:/a:novell:suse_linux:xorg-x11-server, p-cpe:/a:novell:suse_linux:xorg-x11-server-extra, cpe:/o:novell:suse_linux:11

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

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2017/07/12

Reference Information

CVE: CVE-2017-10971, CVE-2017-10972

OSVDB: 160505, 160506