Upstream information

CVE-2017-7493 at MITRE

Description

Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges inside guest.

SUSE information

Overall state of this security issue: Running

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.6
Vector AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.8
Vector AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector Local
Access Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
SUSE Bugzilla entry: 1039495

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 12 SP2
  • qemu >= 2.6.2-41.16.1
  • qemu-block-curl >= 2.6.2-41.16.1
  • qemu-ipxe >= 1.0.0-41.16.1
  • qemu-kvm >= 2.6.2-41.16.1
  • qemu-seabios >= 1.9.1-41.16.1
  • qemu-sgabios >= 8-41.16.1
  • qemu-tools >= 2.6.2-41.16.1
  • qemu-vgabios >= 1.9.1-41.16.1
  • qemu-x86 >= 2.6.2-41.16.1
Patchnames:
SUSE-SLE-DESKTOP-12-SP2-2017-1102
SUSE Linux Enterprise Desktop 12 SP3
  • qemu >= 2.9.0-5.10
  • qemu-block-curl >= 2.9.0-5.10
  • qemu-ipxe >= 1.0.0-5.10
  • qemu-kvm >= 2.9.0-5.10
  • qemu-seabios >= 1.10.2-5.10
  • qemu-sgabios >= 8-5.10
  • qemu-tools >= 2.9.0-5.10
  • qemu-vgabios >= 1.10.2-5.10
  • qemu-x86 >= 2.9.0-5.10
Patchnames:
SUSE Linux Enterprise Desktop 12 SP3 GA qemu
SUSE Linux Enterprise Server 11 SP4
  • kvm >= 1.4.2-60.3.1
Patchnames:
slessp4-kvm-13342
SUSE Linux Enterprise Server 12 SP1-LTSS
  • qemu >= 2.3.1-33.3.3
  • qemu-block-curl >= 2.3.1-33.3.3
  • qemu-block-rbd >= 2.3.1-33.3.3
  • qemu-guest-agent >= 2.3.1-33.3.3
  • qemu-ipxe >= 1.0.0-33.3.3
  • qemu-kvm >= 2.3.1-33.3.3
  • qemu-lang >= 2.3.1-33.3.3
  • qemu-ppc >= 2.3.1-33.3.3
  • qemu-s390 >= 2.3.1-33.3.3
  • qemu-seabios >= 1.8.1-33.3.3
  • qemu-sgabios >= 8-33.3.3
  • qemu-tools >= 2.3.1-33.3.3
  • qemu-vgabios >= 1.8.1-33.3.3
  • qemu-x86 >= 2.3.1-33.3.3
Patchnames:
SUSE-SLE-SERVER-12-SP1-2017-1827
SUSE Linux Enterprise Server 12 SP2
  • qemu >= 2.6.2-41.16.1
  • qemu-arm >= 2.6.2-41.16.1
  • qemu-block-curl >= 2.6.2-41.16.1
  • qemu-block-rbd >= 2.6.2-41.16.1
  • qemu-block-ssh >= 2.6.2-41.16.1
  • qemu-guest-agent >= 2.6.2-41.16.1
  • qemu-ipxe >= 1.0.0-41.16.1
  • qemu-kvm >= 2.6.2-41.16.1
  • qemu-lang >= 2.6.2-41.16.1
  • qemu-ppc >= 2.6.2-41.16.1
  • qemu-s390 >= 2.6.2-41.16.1
  • qemu-seabios >= 1.9.1-41.16.1
  • qemu-sgabios >= 8-41.16.1
  • qemu-tools >= 2.6.2-41.16.1
  • qemu-vgabios >= 1.9.1-41.16.1
  • qemu-x86 >= 2.6.2-41.16.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-2017-1102
SUSE Linux Enterprise Server 12 SP3
  • qemu >= 2.9.0-5.10
  • qemu-arm >= 2.9.0-5.10
  • qemu-block-curl >= 2.9.0-5.10
  • qemu-block-rbd >= 2.9.0-5.10
  • qemu-block-ssh >= 2.9.0-5.10
  • qemu-guest-agent >= 2.9.0-5.10
  • qemu-ipxe >= 1.0.0-5.10
  • qemu-kvm >= 2.9.0-5.10
  • qemu-lang >= 2.9.0-5.10
  • qemu-ppc >= 2.9.0-5.10
  • qemu-s390 >= 2.9.0-5.10
  • qemu-seabios >= 1.10.2-5.10
  • qemu-sgabios >= 8-5.10
  • qemu-tools >= 2.9.0-5.10
  • qemu-vgabios >= 1.10.2-5.10
  • qemu-x86 >= 2.9.0-5.10
Patchnames:
SUSE Linux Enterprise Server 12 SP3 GA qemu
SUSE Linux Enterprise Server 12-LTSS
  • qemu >= 2.0.2-48.34.3
  • qemu-block-curl >= 2.0.2-48.34.3
  • qemu-block-rbd >= 2.0.2-48.34.3
  • qemu-guest-agent >= 2.0.2-48.34.3
  • qemu-ipxe >= 1.0.0-48.34.3
  • qemu-kvm >= 2.0.2-48.34.3
  • qemu-lang >= 2.0.2-48.34.3
  • qemu-ppc >= 2.0.2-48.34.3
  • qemu-s390 >= 2.0.2-48.34.3
  • qemu-seabios >= 1.7.4-48.34.3
  • qemu-sgabios >= 8-48.34.3
  • qemu-tools >= 2.0.2-48.34.3
  • qemu-vgabios >= 1.7.4-48.34.3
  • qemu-x86 >= 2.0.2-48.34.3
Patchnames:
SUSE-SLE-SERVER-12-2017-1839
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2
  • qemu >= 2.6.2-41.16.1
  • qemu-arm >= 2.6.2-41.16.1
  • qemu-block-curl >= 2.6.2-41.16.1
  • qemu-block-rbd >= 2.6.2-41.16.1
  • qemu-block-ssh >= 2.6.2-41.16.1
  • qemu-guest-agent >= 2.6.2-41.16.1
  • qemu-ipxe >= 1.0.0-41.16.1
  • qemu-lang >= 2.6.2-41.16.1
  • qemu-tools >= 2.6.2-41.16.1
Patchnames:
SUSE-SLE-RPI-12-SP2-2017-1102
SUSE Linux Enterprise for SAP 12 SP1
  • qemu >= 2.3.1-33.3.3
  • qemu-block-curl >= 2.3.1-33.3.3
  • qemu-block-rbd >= 2.3.1-33.3.3
  • qemu-guest-agent >= 2.3.1-33.3.3
  • qemu-ipxe >= 1.0.0-33.3.3
  • qemu-kvm >= 2.3.1-33.3.3
  • qemu-lang >= 2.3.1-33.3.3
  • qemu-ppc >= 2.3.1-33.3.3
  • qemu-seabios >= 1.8.1-33.3.3
  • qemu-sgabios >= 8-33.3.3
  • qemu-tools >= 2.3.1-33.3.3
  • qemu-vgabios >= 1.8.1-33.3.3
  • qemu-x86 >= 2.3.1-33.3.3
Patchnames:
SUSE-SLE-SAP-12-SP1-2017-1827
SUSE OpenStack Cloud 6
  • qemu >= 2.3.1-33.3.3
  • qemu-block-curl >= 2.3.1-33.3.3
  • qemu-block-rbd >= 2.3.1-33.3.3
  • qemu-guest-agent >= 2.3.1-33.3.3
  • qemu-ipxe >= 1.0.0-33.3.3
  • qemu-kvm >= 2.3.1-33.3.3
  • qemu-lang >= 2.3.1-33.3.3
  • qemu-seabios >= 1.8.1-33.3.3
  • qemu-sgabios >= 8-33.3.3
  • qemu-tools >= 2.3.1-33.3.3
  • qemu-vgabios >= 1.8.1-33.3.3
  • qemu-x86 >= 2.3.1-33.3.3
Patchnames:
SUSE-OpenStack-Cloud-6-2017-1827
openSUSE Leap 42.2
  • qemu >= 2.6.2-31.3.3
  • qemu-arm >= 2.6.2-31.3.3
  • qemu-arm-debuginfo >= 2.6.2-31.3.3
  • qemu-block-curl >= 2.6.2-31.3.3
  • qemu-block-curl-debuginfo >= 2.6.2-31.3.3
  • qemu-block-dmg >= 2.6.2-31.3.3
  • qemu-block-dmg-debuginfo >= 2.6.2-31.3.3
  • qemu-block-iscsi >= 2.6.2-31.3.3
  • qemu-block-iscsi-debuginfo >= 2.6.2-31.3.3
  • qemu-block-rbd >= 2.6.2-31.3.3
  • qemu-block-rbd-debuginfo >= 2.6.2-31.3.3
  • qemu-block-ssh >= 2.6.2-31.3.3
  • qemu-block-ssh-debuginfo >= 2.6.2-31.3.3
  • qemu-debugsource >= 2.6.2-31.3.3
  • qemu-extra >= 2.6.2-31.3.3
  • qemu-extra-debuginfo >= 2.6.2-31.3.3
  • qemu-guest-agent >= 2.6.2-31.3.3
  • qemu-guest-agent-debuginfo >= 2.6.2-31.3.3
  • qemu-ipxe >= 1.0.0-31.3.3
  • qemu-kvm >= 2.6.2-31.3.3
  • qemu-lang >= 2.6.2-31.3.3
  • qemu-linux-user >= 2.6.2-31.3.1
  • qemu-linux-user-debuginfo >= 2.6.2-31.3.1
  • qemu-linux-user-debugsource >= 2.6.2-31.3.1
  • qemu-ppc >= 2.6.2-31.3.3
  • qemu-ppc-debuginfo >= 2.6.2-31.3.3
  • qemu-s390 >= 2.6.2-31.3.3
  • qemu-s390-debuginfo >= 2.6.2-31.3.3
  • qemu-seabios >= 1.9.1-31.3.3
  • qemu-sgabios >= 8-31.3.3
  • qemu-testsuite >= 2.6.2-31.3.6
  • qemu-tools >= 2.6.2-31.3.3
  • qemu-tools-debuginfo >= 2.6.2-31.3.3
  • qemu-vgabios >= 1.9.1-31.3.3
  • qemu-x86 >= 2.6.2-31.3.3
  • qemu-x86-debuginfo >= 2.6.2-31.3.3
Patchnames:
openSUSE-2017-822
openSUSE Leap 42.3
  • qemu >= 2.9.0-30.1
  • qemu-arm >= 2.9.0-30.1
  • qemu-block-curl >= 2.9.0-30.1
  • qemu-block-dmg >= 2.9.0-30.1
  • qemu-block-iscsi >= 2.9.0-30.1
  • qemu-block-rbd >= 2.9.0-30.1
  • qemu-block-ssh >= 2.9.0-30.1
  • qemu-extra >= 2.9.0-30.1
  • qemu-ipxe >= 1.0.0-30.1
  • qemu-ksm >= 2.9.0-30.1
  • qemu-kvm >= 2.9.0-30.1
  • qemu-lang >= 2.9.0-30.1
  • qemu-ppc >= 2.9.0-30.1
  • qemu-s390 >= 2.9.0-30.1
  • qemu-seabios >= 1.10.2-30.1
  • qemu-sgabios >= 8-30.1
  • qemu-tools >= 2.9.0-30.1
  • qemu-vgabios >= 1.10.2-30.1
  • qemu-x86 >= 2.9.0-30.1
Patchnames:
openSUSE Leap 42.3 GA qemu

List of packages in QA

Product(s) Package(s)
SUSE Linux Enterprise Point of Sale 11 SP3
  • kvm >= 1.4.2-53.11.1
SUSE Linux Enterprise Server 11 SP3-LTSS
  • kvm >= 1.4.2-53.11.1


Status of this issue by product and package

Product(s) Source package State
SUSE Linux Enterprise Desktop 12 SP1 qemu Unsupported
SUSE Linux Enterprise Desktop 12 SP1 xen Unsupported
SUSE Linux Enterprise Desktop 12 SP2 qemu Released
SUSE Linux Enterprise Desktop 12 SP2 xen Not affected
SUSE Linux Enterprise Point of Sale 11 SP3 qemu Not affected
SUSE Linux Enterprise SDK 11 SP4 qemu Not affected
SUSE Linux Enterprise SDK 11 SP4 xen Not affected
SUSE Linux Enterprise SDK 12 SP1 xen Unsupported
SUSE Linux Enterprise SDK 12 SP2 xen Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS kvm In progress
SUSE Linux Enterprise Server 11 SP3 LTSS xen Not affected
SUSE Linux Enterprise Server 11 SP4 kvm Released
SUSE Linux Enterprise Server 11 SP4 xen Not affected
SUSE Linux Enterprise Server 12 GA qemu Released
SUSE Linux Enterprise Server 12 GA xen Not affected
SUSE Linux Enterprise Server 12 SP1 qemu Released
SUSE Linux Enterprise Server 12 SP1 xen Unsupported
SUSE Linux Enterprise Server 12 SP2 qemu Released
SUSE Linux Enterprise Server 12 SP2 xen Not affected
SUSE Linux Enterprise Server 12 SP2 for Raspberry Pi qemu Released
SUSE Studio Onsite 1.3 qemu Not affected