Upstream information

CVE-2016-2858 at MITRE

Description

QEMU, when built with the Pseudo Random Number Generator (PRNG) back-end support, allows local guest OS users to cause a denial of service (process crash) via an entropy request, which triggers arbitrary stack based allocation and memory corruption.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 1.9 1.5
Vector AV:L/AC:M/Au:N/C:N/I:N/A:P AV:L/AC:M/Au:S/C:N/I:N/A:P
Access Vector Local Local
Access Complexity Medium Medium
Authentication None Single
Confidentiality Impact None None
Integrity Impact None None
Availability Impact Partial Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 6.5
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Access Vector Local
Access Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality Impact None
Integrity Impact None
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 970036 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 12 SP1
  • qemu >= 2.3.1-14.1
  • qemu-block-curl >= 2.3.1-14.1
  • qemu-ipxe >= 1.0.0-14.1
  • qemu-kvm >= 2.3.1-14.1
  • qemu-seabios >= 1.8.1-14.1
  • qemu-sgabios >= 8-14.1
  • qemu-tools >= 2.3.1-14.1
  • qemu-vgabios >= 1.8.1-14.1
  • qemu-x86 >= 2.3.1-14.1
Patchnames:
SUSE-SLE-DESKTOP-12-SP1-2016-1007
SUSE Linux Enterprise Desktop 12
  • qemu >= 2.0.2-48.19.1
  • qemu-block-curl >= 2.0.2-48.19.1
  • qemu-ipxe >= 1.0.0-48.19.1
  • qemu-kvm >= 2.0.2-48.19.1
  • qemu-seabios >= 1.7.4-48.19.1
  • qemu-sgabios >= 8-48.19.1
  • qemu-tools >= 2.0.2-48.19.1
  • qemu-vgabios >= 1.7.4-48.19.1
  • qemu-x86 >= 2.0.2-48.19.1
Patchnames:
SUSE-SLE-DESKTOP-12-2016-924
SUSE Linux Enterprise Server 11 SP3-LTSS
SUSE Linux Enterprise Server for SAP Applications 11 SP3-LTSS
  • kvm >= 1.4.2-46.1
Patchnames:
slessp3-kvm-12634
SUSE Linux Enterprise Server 11 SP4
SUSE Linux Enterprise Server for SAP Applications 11 SP4
  • kvm >= 1.4.2-44.1
Patchnames:
slessp4-kvm-12645
SUSE Linux Enterprise Server 12 SP1
SUSE Linux Enterprise Server for SAP Applications 12 SP1
  • qemu >= 2.3.1-14.1
  • qemu-block-curl >= 2.3.1-14.1
  • qemu-block-rbd >= 2.3.1-14.1
  • qemu-guest-agent >= 2.3.1-14.1
  • qemu-ipxe >= 1.0.0-14.1
  • qemu-kvm >= 2.3.1-14.1
  • qemu-lang >= 2.3.1-14.1
  • qemu-ppc >= 2.3.1-14.1
  • qemu-s390 >= 2.3.1-14.1
  • qemu-seabios >= 1.8.1-14.1
  • qemu-sgabios >= 8-14.1
  • qemu-tools >= 2.3.1-14.1
  • qemu-vgabios >= 1.8.1-14.1
  • qemu-x86 >= 2.3.1-14.1
Patchnames:
SUSE-SLE-SERVER-12-SP1-2016-1007
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
  • qemu >= 2.0.2-48.19.1
  • qemu-block-curl >= 2.0.2-48.19.1
  • qemu-block-rbd >= 2.0.2-48.19.1
  • qemu-guest-agent >= 2.0.2-48.19.1
  • qemu-ipxe >= 1.0.0-48.19.1
  • qemu-kvm >= 2.0.2-48.19.1
  • qemu-lang >= 2.0.2-48.19.1
  • qemu-ppc >= 2.0.2-48.19.1
  • qemu-s390 >= 2.0.2-48.19.1
  • qemu-seabios >= 1.7.4-48.19.1
  • qemu-sgabios >= 8-48.19.1
  • qemu-tools >= 2.0.2-48.19.1
  • qemu-vgabios >= 1.7.4-48.19.1
  • qemu-x86 >= 2.0.2-48.19.1
Patchnames:
SUSE-SLE-SERVER-12-2016-924
openSUSE Leap 42.1
  • qemu >= 2.3.1-15.1
  • qemu-arm >= 2.3.1-15.1
  • qemu-arm-debuginfo >= 2.3.1-15.1
  • qemu-block-curl >= 2.3.1-15.1
  • qemu-block-curl-debuginfo >= 2.3.1-15.1
  • qemu-block-rbd >= 2.3.1-15.1
  • qemu-block-rbd-debuginfo >= 2.3.1-15.1
  • qemu-debugsource >= 2.3.1-15.1
  • qemu-extra >= 2.3.1-15.1
  • qemu-extra-debuginfo >= 2.3.1-15.1
  • qemu-guest-agent >= 2.3.1-15.1
  • qemu-guest-agent-debuginfo >= 2.3.1-15.1
  • qemu-ipxe >= 1.0.0-15.1
  • qemu-kvm >= 2.3.1-15.1
  • qemu-lang >= 2.3.1-15.1
  • qemu-linux-user >= 2.3.1-15.1
  • qemu-linux-user-debuginfo >= 2.3.1-15.1
  • qemu-linux-user-debugsource >= 2.3.1-15.1
  • qemu-ppc >= 2.3.1-15.1
  • qemu-ppc-debuginfo >= 2.3.1-15.1
  • qemu-s390 >= 2.3.1-15.1
  • qemu-s390-debuginfo >= 2.3.1-15.1
  • qemu-seabios >= 1.8.1-15.1
  • qemu-sgabios >= 8-15.1
  • qemu-testsuite >= 2.3.1-15.2
  • qemu-tools >= 2.3.1-15.1
  • qemu-tools-debuginfo >= 2.3.1-15.1
  • qemu-vgabios >= 1.8.1-15.1
  • qemu-x86 >= 2.3.1-15.1
  • qemu-x86-debuginfo >= 2.3.1-15.1
Patchnames:
openSUSE-2016-839


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
SUSE Linux Enterprise Desktop 11 SP3 kvm Released
SUSE Linux Enterprise Desktop 11 SP4 kvm Released
SUSE Linux Enterprise Desktop 12 qemu Released
SUSE Linux Enterprise Desktop 12 SP1 qemu Released
SUSE Linux Enterprise Point of Service 11 SP3 qemu Ignore
SUSE Linux Enterprise Server 11 SP1 kvm Ignore
SUSE Linux Enterprise Server 11 SP3 kvm Released
SUSE Linux Enterprise Server 11 SP3 LTSS kvm Released
SUSE Linux Enterprise Server 11 SP4 kvm Released
SUSE Linux Enterprise Server 12 qemu Released
SUSE Linux Enterprise Server 12 LTSS qemu Released
SUSE Linux Enterprise Server 12 SP1 qemu Released
SUSE Linux Enterprise Software Development Kit 11 SP4 qemu Ignore
SUSE Studio Onsite qemu Ignore