Security update for qemu

Announcement ID: SUSE-SU-2018:2340-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2018-11806 ( SUSE ): 5.0 CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L
  • CVE-2018-11806 ( NVD ): 8.2 CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
  • CVE-2018-3639 ( SUSE ): 4.3 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
  • CVE-2018-3639 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • CVE-2018-3639 ( NVD ): 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • CVE-2018-7550 ( SUSE ): 8.1 CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
  • CVE-2018-7550 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  • CVE-2018-7550 ( NVD ): 8.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Products:
  • Basesystem Module 15
  • Server Applications Module 15
  • SUSE Linux Enterprise Desktop 15
  • SUSE Linux Enterprise High Performance Computing 15
  • SUSE Linux Enterprise Server 15
  • SUSE Linux Enterprise Server for SAP Applications 15

An update that solves three vulnerabilities and has four security fixes can now be installed.

Description:

This update for qemu to version 2.11.2 fixes the following issues:

Security issue fixed:

  • CVE-2018-11806: Fix heap buffer overflow issue that can happen while reassembling fragmented datagrams (bsc#1096223).
  • CVE-2018-3639: Mitigation functionality for Speculative Store Bypass issue in x86 (bsc#1087082).
  • CVE-2018-7550: Fix out of bounds read and write memory access, potentially leading to code execution (bsc#1083291)

Bug fixes:

  • bsc#1091695: SEV guest will not lauchh with qemu-system-x86_64 version 2.11.1.
  • bsc#1094898: qemu-guest-agent service doesn't work in version Leap 15.0.
  • bsc#1094725: virsh blockresize does not work with Xen qdisks.
  • bsc#1094913: QEMU crashes when starting a guest with more than 7.999TB.

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:

  • Basesystem Module 15
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-1577=1
  • Server Applications Module 15
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-2018-1577=1

Package List:

  • Basesystem Module 15 (aarch64 ppc64le s390x x86_64)
    • qemu-debuginfo-2.11.2-9.4.1
    • qemu-debugsource-2.11.2-9.4.1
    • qemu-tools-2.11.2-9.4.1
    • qemu-tools-debuginfo-2.11.2-9.4.1
  • Server Applications Module 15 (aarch64 ppc64le s390x x86_64)
    • qemu-2.11.2-9.4.1
    • qemu-debugsource-2.11.2-9.4.1
    • qemu-block-rbd-debuginfo-2.11.2-9.4.1
    • qemu-guest-agent-debuginfo-2.11.2-9.4.1
    • qemu-block-curl-debuginfo-2.11.2-9.4.1
    • qemu-lang-2.11.2-9.4.1
    • qemu-debuginfo-2.11.2-9.4.1
    • qemu-block-iscsi-debuginfo-2.11.2-9.4.1
    • qemu-block-curl-2.11.2-9.4.1
    • qemu-guest-agent-2.11.2-9.4.1
    • qemu-block-ssh-2.11.2-9.4.1
    • qemu-block-rbd-2.11.2-9.4.1
    • qemu-block-iscsi-2.11.2-9.4.1
    • qemu-block-ssh-debuginfo-2.11.2-9.4.1
  • Server Applications Module 15 (aarch64)
    • qemu-arm-2.11.2-9.4.1
    • qemu-arm-debuginfo-2.11.2-9.4.1
  • Server Applications Module 15 (noarch)
    • qemu-seabios-1.11.0-9.4.1
    • qemu-ipxe-1.0.0-9.4.1
    • qemu-vgabios-1.11.0-9.4.1
    • qemu-sgabios-8-9.4.1
  • Server Applications Module 15 (ppc64le)
    • qemu-ppc-2.11.2-9.4.1
    • qemu-ppc-debuginfo-2.11.2-9.4.1
  • Server Applications Module 15 (s390x x86_64)
    • qemu-kvm-2.11.2-9.4.1
  • Server Applications Module 15 (s390x)
    • qemu-s390-debuginfo-2.11.2-9.4.1
    • qemu-s390-2.11.2-9.4.1
  • Server Applications Module 15 (x86_64)
    • qemu-x86-debuginfo-2.11.2-9.4.1
    • qemu-x86-2.11.2-9.4.1

References: