Upstream information

CVE-2018-20124 at MITRE

Description

hw/rdma/rdma_backend.c in QEMU allows guest OS users to trigger out-of-bounds access via a PvrdmaSqWqe ring element with a large num_sge value.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 2.1
Vector AV:L/AC:L/Au:N/C:N/I:N/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 5.5
Vector AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Access Vector Local
Access Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
SUSE Bugzilla entries: 1119840 [RESOLVED / FIXED], 1119841 [RESOLVED / UPSTREAM]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Basesystem 15 SP1
  • qemu-tools >= 3.1.0-7.1
Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 SP1 GA qemu-tools
SUSE Linux Enterprise Module for Server Applications 15 SP1
  • qemu >= 3.1.0-7.1
  • qemu-audio-alsa >= 3.1.0-7.1
  • qemu-audio-oss >= 3.1.0-7.1
  • qemu-audio-pa >= 3.1.0-7.1
  • qemu-block-curl >= 3.1.0-7.1
  • qemu-block-iscsi >= 3.1.0-7.1
  • qemu-block-rbd >= 3.1.0-7.1
  • qemu-block-ssh >= 3.1.0-7.1
  • qemu-guest-agent >= 3.1.0-7.1
  • qemu-ipxe >= 1.0.0+-7.1
  • qemu-kvm >= 3.1.0-7.1
  • qemu-lang >= 3.1.0-7.1
  • qemu-ppc >= 3.1.0-7.1
  • qemu-s390 >= 3.1.0-7.1
  • qemu-seabios >= 1.12.0-7.1
  • qemu-sgabios >= 8-7.1
  • qemu-ui-curses >= 3.1.0-7.1
  • qemu-ui-gtk >= 3.1.0-7.1
  • qemu-vgabios >= 1.12.0-7.1
  • qemu-x86 >= 3.1.0-7.1
Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 SP1 GA qemu


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
CaaS Platform 2.0 qemu Not affected
CaaS Platform 3.0 qemu Not affected
SUSE Linux Enterprise Desktop 12 SP3 qemu Not affected
SUSE Linux Enterprise Desktop 12 SP4 qemu Not affected
SUSE Linux Enterprise High Performance Computing 12 qemu Not affected
SUSE Linux Enterprise Module for Basesystem 15 GA qemu Not affected
SUSE Linux Enterprise Module for Server Applications 15 GA qemu 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 Server 11 SP3 LTSS kvm Not affected
SUSE Linux Enterprise Server 11 SP4 kvm Not affected
SUSE Linux Enterprise Server 12 GA LTSS qemu Not affected
SUSE Linux Enterprise Server 12 SP2 LTSS qemu Not affected
SUSE Linux Enterprise Server 12 SP3 qemu Not affected
SUSE Linux Enterprise Server 12 SP4 qemu Not affected
SUSE Linux Enterprise Server for SAP Applications 11 SP3 kvm Not affected
SUSE Linux Enterprise Server for SAP Applications 12 GA qemu Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 qemu Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 qemu Not affected
SUSE Studio Onsite 1.3 qemu Not affected