Security update for qemu

Announcement ID:	SUSE-SU-2019:2956-1
Rating:	important
References:	bsc#1119991 bsc#1146873 bsc#1152506 bsc#1153358 bsc#1155812
Cross-References:	CVE-2018-12207 CVE-2018-20126 CVE-2019-11135 CVE-2019-12068
CVSS scores:	CVE-2018-12207 ( SUSE ): 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2018-12207 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H CVE-2018-20126 ( SUSE ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L CVE-2018-20126 ( NVD ): 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2019-11135 ( SUSE ): 6.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2019-11135 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2019-12068 ( SUSE ): 4.4 CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVE-2019-12068 ( NVD ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L
Affected Products:	SUSE Linux Enterprise Desktop 12 SP4 SUSE Linux Enterprise High Performance Computing 12 SP4 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP4

An update that solves four vulnerabilities and has one security fix can now be installed.

Description:

This update for qemu fixes the following issues:

• Remove a backslash "\" escape character from 80-qemu-ga.rules (bsc#1153358) Unlike sles 15 or newer guests, The udev rule file of qemu guest agent in sles 12 sp4 or newer guest only needs one escape character.

• Fix use-after-free in slirp (CVE-2018-20126 bsc#1119991)

• Fix potential DOS in lsi scsi controller emulation (CVE-2019-12068 bsc#1146873)
• Expose taa-no "feature", indicating CPU does not have the TSX Async Abort vulnerability. (CVE-2019-11135 bsc#1152506)
• Expose pschange-mc-no "feature", indicating CPU does not have the page size change machine check vulnerability (CVE-2018-12207 bsc#1155812)
• Patch queue updated from https://gitlab.suse.de/virtualization/qemu.git SLE12-SP4

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 SP4
  zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-2956=1
• SUSE Linux Enterprise High Performance Computing 12 SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-2956=1
• SUSE Linux Enterprise Server 12 SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-2956=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-2956=1

Package List:

• SUSE Linux Enterprise Desktop 12 SP4 (x86_64)
  • qemu-kvm-2.11.2-5.23.2
  • qemu-tools-debuginfo-2.11.2-5.23.2
  • qemu-2.11.2-5.23.2
  • qemu-debugsource-2.11.2-5.23.2
  • qemu-block-curl-2.11.2-5.23.2
  • qemu-block-curl-debuginfo-2.11.2-5.23.2
  • qemu-tools-2.11.2-5.23.2
  • qemu-x86-2.11.2-5.23.2
• SUSE Linux Enterprise Desktop 12 SP4 (noarch)
  • qemu-sgabios-8-5.23.2
  • qemu-vgabios-1.11.0-5.23.2
  • qemu-seabios-1.11.0-5.23.2
  • qemu-ipxe-1.0.0+-5.23.2
• SUSE Linux Enterprise High Performance Computing 12 SP4 (aarch64 x86_64)
  • qemu-guest-agent-debuginfo-2.11.2-5.23.2
  • qemu-block-ssh-2.11.2-5.23.2
  • qemu-tools-debuginfo-2.11.2-5.23.2
  • qemu-guest-agent-2.11.2-5.23.2
  • qemu-2.11.2-5.23.2
  • qemu-debugsource-2.11.2-5.23.2
  • qemu-block-ssh-debuginfo-2.11.2-5.23.2
  • qemu-block-curl-2.11.2-5.23.2
  • qemu-block-curl-debuginfo-2.11.2-5.23.2
  • qemu-tools-2.11.2-5.23.2
  • qemu-block-rbd-2.11.2-5.23.2
  • qemu-lang-2.11.2-5.23.2
  • qemu-block-iscsi-debuginfo-2.11.2-5.23.2
  • qemu-block-iscsi-2.11.2-5.23.2
  • qemu-block-rbd-debuginfo-2.11.2-5.23.2
• SUSE Linux Enterprise High Performance Computing 12 SP4 (aarch64)
  • qemu-arm-debuginfo-2.11.2-5.23.2
  • qemu-arm-2.11.2-5.23.2
• SUSE Linux Enterprise High Performance Computing 12 SP4 (noarch)
  • qemu-sgabios-8-5.23.2
  • qemu-vgabios-1.11.0-5.23.2
  • qemu-seabios-1.11.0-5.23.2
  • qemu-ipxe-1.0.0+-5.23.2
• SUSE Linux Enterprise High Performance Computing 12 SP4 (x86_64)
  • qemu-kvm-2.11.2-5.23.2
  • qemu-x86-2.11.2-5.23.2
• SUSE Linux Enterprise Server 12 SP4 (aarch64 ppc64le s390x x86_64)
  • qemu-guest-agent-debuginfo-2.11.2-5.23.2
  • qemu-block-ssh-2.11.2-5.23.2
  • qemu-tools-debuginfo-2.11.2-5.23.2
  • qemu-guest-agent-2.11.2-5.23.2
  • qemu-2.11.2-5.23.2
  • qemu-debugsource-2.11.2-5.23.2
  • qemu-block-ssh-debuginfo-2.11.2-5.23.2
  • qemu-block-curl-2.11.2-5.23.2
  • qemu-block-curl-debuginfo-2.11.2-5.23.2
  • qemu-tools-2.11.2-5.23.2
  • qemu-lang-2.11.2-5.23.2
  • qemu-block-iscsi-debuginfo-2.11.2-5.23.2
  • qemu-block-iscsi-2.11.2-5.23.2
• SUSE Linux Enterprise Server 12 SP4 (aarch64)
  • qemu-arm-debuginfo-2.11.2-5.23.2
  • qemu-arm-2.11.2-5.23.2
• SUSE Linux Enterprise Server 12 SP4 (aarch64 x86_64)
  • qemu-block-rbd-debuginfo-2.11.2-5.23.2
  • qemu-block-rbd-2.11.2-5.23.2
• SUSE Linux Enterprise Server 12 SP4 (noarch)
  • qemu-sgabios-8-5.23.2
  • qemu-vgabios-1.11.0-5.23.2
  • qemu-seabios-1.11.0-5.23.2
  • qemu-ipxe-1.0.0+-5.23.2
• SUSE Linux Enterprise Server 12 SP4 (ppc64le)
  • qemu-ppc-2.11.2-5.23.2
  • qemu-ppc-debuginfo-2.11.2-5.23.2
• SUSE Linux Enterprise Server 12 SP4 (s390x x86_64)
  • qemu-kvm-2.11.2-5.23.2
• SUSE Linux Enterprise Server 12 SP4 (s390x)
  • qemu-s390-2.11.2-5.23.2
  • qemu-s390-debuginfo-2.11.2-5.23.2
• SUSE Linux Enterprise Server 12 SP4 (x86_64)
  • qemu-x86-2.11.2-5.23.2
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (ppc64le x86_64)
  • qemu-guest-agent-debuginfo-2.11.2-5.23.2
  • qemu-block-ssh-2.11.2-5.23.2
  • qemu-tools-debuginfo-2.11.2-5.23.2
  • qemu-guest-agent-2.11.2-5.23.2
  • qemu-2.11.2-5.23.2
  • qemu-debugsource-2.11.2-5.23.2
  • qemu-block-ssh-debuginfo-2.11.2-5.23.2
  • qemu-block-curl-2.11.2-5.23.2
  • qemu-block-curl-debuginfo-2.11.2-5.23.2
  • qemu-tools-2.11.2-5.23.2
  • qemu-lang-2.11.2-5.23.2
  • qemu-block-iscsi-debuginfo-2.11.2-5.23.2
  • qemu-block-iscsi-2.11.2-5.23.2
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (noarch)
  • qemu-sgabios-8-5.23.2
  • qemu-vgabios-1.11.0-5.23.2
  • qemu-seabios-1.11.0-5.23.2
  • qemu-ipxe-1.0.0+-5.23.2
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (ppc64le)
  • qemu-ppc-2.11.2-5.23.2
  • qemu-ppc-debuginfo-2.11.2-5.23.2
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (x86_64)
  • qemu-kvm-2.11.2-5.23.2
  • qemu-x86-2.11.2-5.23.2
  • qemu-block-rbd-debuginfo-2.11.2-5.23.2
  • qemu-block-rbd-2.11.2-5.23.2

References:

• https://www.suse.com/security/cve/CVE-2018-12207.html
• https://www.suse.com/security/cve/CVE-2018-20126.html
• https://www.suse.com/security/cve/CVE-2019-11135.html
• https://www.suse.com/security/cve/CVE-2019-12068.html
• https://bugzilla.suse.com/show_bug.cgi?id=1119991
• https://bugzilla.suse.com/show_bug.cgi?id=1146873
• https://bugzilla.suse.com/show_bug.cgi?id=1152506
• https://bugzilla.suse.com/show_bug.cgi?id=1153358
• https://bugzilla.suse.com/show_bug.cgi?id=1155812