Security update for xorg-x11-server

Announcement ID:	SUSE-SU-2017:1860-1
Rating:	important
References:	bsc#1035283
Cross-References:	CVE-2017-10971 CVE-2017-10972
CVSS scores:	CVE-2017-10971 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2017-10972 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Products:	SUSE Linux Enterprise Desktop 12 SP2 SUSE Linux Enterprise High Performance Computing 12 SP2 SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP2 SUSE Linux Enterprise Server for the Raspberry Pi 12-SP2 SUSE Linux Enterprise Software Development Kit 12 12-SP2

An update that solves two vulnerabilities can now be installed.

Description:

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

• 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.

Special Instructions and Notes:

• Please log out and log in again after installing this update.

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

• SUSE Linux Enterprise Desktop 12 SP2
  zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-1148=1
• SUSE Linux Enterprise Server for the Raspberry Pi 12-SP2
  zypper in -t patch SUSE-SLE-RPI-12-SP2-2017-1148=1
• SUSE Linux Enterprise Software Development Kit 12 12-SP2
  zypper in -t patch SUSE-SLE-SDK-12-SP2-2017-1148=1
• SUSE Linux Enterprise High Performance Computing 12 SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-1148=1
• SUSE Linux Enterprise Server 12 SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-1148=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-1148=1

Package List:

• SUSE Linux Enterprise Desktop 12 SP2 (x86_64)
  • xorg-x11-server-7.6_1.18.3-74.2
  • xorg-x11-server-extra-debuginfo-7.6_1.18.3-74.2
  • xorg-x11-server-extra-7.6_1.18.3-74.2
  • xorg-x11-server-debugsource-7.6_1.18.3-74.2
  • xorg-x11-server-debuginfo-7.6_1.18.3-74.2
• SUSE Linux Enterprise Server for the Raspberry Pi 12-SP2 (aarch64)
  • xorg-x11-server-7.6_1.18.3-74.2
  • xorg-x11-server-extra-debuginfo-7.6_1.18.3-74.2
  • xorg-x11-server-extra-7.6_1.18.3-74.2
  • xorg-x11-server-debugsource-7.6_1.18.3-74.2
  • xorg-x11-server-debuginfo-7.6_1.18.3-74.2
• SUSE Linux Enterprise Software Development Kit 12 12-SP2 (aarch64 ppc64le s390x x86_64)
  • xorg-x11-server-sdk-7.6_1.18.3-74.2
  • xorg-x11-server-debuginfo-7.6_1.18.3-74.2
  • xorg-x11-server-debugsource-7.6_1.18.3-74.2
• SUSE Linux Enterprise High Performance Computing 12 SP2 (aarch64 x86_64)
  • xorg-x11-server-7.6_1.18.3-74.2
  • xorg-x11-server-extra-debuginfo-7.6_1.18.3-74.2
  • xorg-x11-server-extra-7.6_1.18.3-74.2
  • xorg-x11-server-debugsource-7.6_1.18.3-74.2
  • xorg-x11-server-debuginfo-7.6_1.18.3-74.2
• SUSE Linux Enterprise Server 12 SP2 (aarch64 ppc64le s390x x86_64)
  • xorg-x11-server-7.6_1.18.3-74.2
  • xorg-x11-server-extra-debuginfo-7.6_1.18.3-74.2
  • xorg-x11-server-extra-7.6_1.18.3-74.2
  • xorg-x11-server-debugsource-7.6_1.18.3-74.2
  • xorg-x11-server-debuginfo-7.6_1.18.3-74.2
• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (ppc64le x86_64)
  • xorg-x11-server-7.6_1.18.3-74.2
  • xorg-x11-server-extra-debuginfo-7.6_1.18.3-74.2
  • xorg-x11-server-extra-7.6_1.18.3-74.2
  • xorg-x11-server-debugsource-7.6_1.18.3-74.2
  • xorg-x11-server-debuginfo-7.6_1.18.3-74.2

References:

• https://www.suse.com/security/cve/CVE-2017-10971.html
• https://www.suse.com/security/cve/CVE-2017-10972.html
• https://bugzilla.suse.com/show_bug.cgi?id=1035283