CVE-2016-0749

highpriority · track · 42EPSS 0.085 · 95 %ileEUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
8.49% (95th) EPSS
CVSS 10 · high
Is it mine?
55 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · nvd · redhat_csaf

EPSS · scored 2026-10-27

The smartcard interaction in SPICE allows remote attackers to cause a denial of service (QEMU-KVM process crash) or possibly execute arbitrary code via vectors related to connecting to a guest VM, which triggers a heap-based buffer overflow.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • Fixedspice-server-0:0.12.4-13.el6.1.src as a component of Red Hat Enterprise Linux Desktop (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-0:0.12.4-13.el6.1.src as a component of Red Hat Enterprise Linux HPC Node (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-0:0.12.4-13.el6.1.src as a component of Red Hat Enterprise Linux Server (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-0:0.12.4-13.el6.1.src as a component of Red Hat Enterprise Linux Workstation (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Desktop (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux HPC Node (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Server (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-debuginfo-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Desktop (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-debuginfo-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Desktop Optional (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-debuginfo-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux HPC Node (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-debuginfo-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux HPC Node Optional (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-debuginfo-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Server (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-debuginfo-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-debuginfo-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-debuginfo-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-devel-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Desktop Optional (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-devel-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux HPC Node Optional (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-devel-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-server-devel-0:0.12.4-13.el6.1.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 6)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1204
  • Fixedspice-0:0.12.4-15.el7_2.1.src as a component of Red Hat Enterprise Linux Client (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-0:0.12.4-15.el7_2.1.src as a component of Red Hat Enterprise Linux ComputeNode Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-0:0.12.4-15.el7_2.1.src as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-0:0.12.4-15.el7_2.1.src as a component of Red Hat Enterprise Linux Workstation (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-debuginfo-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Client (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-debuginfo-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Client Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-debuginfo-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux ComputeNode Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-debuginfo-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-debuginfo-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-debuginfo-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-debuginfo-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-server-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Client (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-server-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux ComputeNode Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-server-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-server-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-server-devel-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Client Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-server-devel-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux ComputeNode Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-server-devel-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
  • Fixedspice-server-devel-0:0.12.4-15.el7_2.1.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Applications acting as a SPICE server must be restarted for this update to take effect. Note that QEMU-KVM guests providing SPICE console access must be restarted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2016:1205
02

cvss

Technical severity, 0–10. One row per scoring source.

10.0
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 6.8–10

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 10 · impact 10
v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9
v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Psecondary · Red Hat Product Security US
v3.09criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
03

weaknesses

The CWE weakness classes this flaw belongs to.

04

affected products (55)

Products and version ranges known to be affected.

showing 20 of 55
05

advisories (2)

Vendor and ecosystem advisories describing this.

  • RHSA-2016:1204Red Hat Security Advisory: spice-server security update2016-06-06csaf · redhat_csafUS

    An update for spice-server is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

  • RHSA-2016:1205Red Hat Security Advisory: spice security update2016-06-06csaf · redhat_csafUS

    An update for spice is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

06

also known as (3)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

published 2016-06-09modified 2026-06-17
09

references (28)

External citations — patches, advisories, analysis.

scry

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