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Fencer Intel
medium 4.6

CVE-2014-8106 json

Heap-based buffer overflow in the Cirrus VGA emulator (hw/display/cirrus_vga.c) in QEMU before 2.2.0 allows local guest users to execute ar…

published 11y ago modified 4mo ago also EUVD-2014-7953

cvss
4.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

Heap-based buffer overflow in the Cirrus VGA emulator (hw/display/cirrus_vga.c) in QEMU before 2.2.0 allows local guest users to execute arbitrary code via vectors related to blit regions. NOTE: this vulnerability exists because an incomplete fix for CVE-2007-1320.

Patch / fix

  • qemu Debian 14, Debian 13, Debian 12 2.1+dfsg-9

debian advisories DEBIAN-CVE-2014-8106

  • qemu Ubuntu 14.04 LTS 2.0.0+dfsg-2ubuntu1.9

ubuntu advisories UBUNTU-CVE-2014-8106

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • qemu-kvm-rhev RHEL 6, openstack 5, openstack 4 2:0.12.1.2-2.448.el6_6.2
  • qemu-img-rhev RHEL 6, openstack 5, openstack 4 2:0.12.1.2-2.448.el6_6.2
  • qemu-kvm-rhev-tools RHEL 6, openstack 5, openstack 4 2:0.12.1.2-2.448.el6_6.2
  • qemu-kvm RHEL 6 2:0.12.1.2-2.448.el6_6.2
  • qemu-img RHEL 6 2:0.12.1.2-2.448.el6_6.2
  • qemu-kvm-tools RHEL 6 2:0.12.1.2-2.448.el6_6.2
  • qemu-guest-agent RHEL 6 2:0.12.1.2-2.448.el6_6.2
  • qemu-kvm-rhev RHEL 7, openstack 6, openstack 5 10:2.1.2-23.el7

red hat advisories RHSA-2015:0868RHSA-2015:0867RHSA-2015:0643RHSA-2015:0624RHSA-2015:0795RHSA-2015:0349

  • xen SLES 11 SP3-LTSS, SLE Point of Sale 11 SP3, OpenStack Cloud 5 +2 more 4.2.5_21-35.1
  • xen SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 4.4.4_14-51.1
  • qemu SLES for SAP 12, SLES 12, SLED 12 2.0.2-42.1
  • xen SLES for SAP 12, SLES 12-LTSS 4.4.4_14-22.33.1

suse advisories SUSE-SU-2017:0718-1SUSE-SU-2017:0647-1SUSE-SU-2017:0582-1SUSE-SU-2015:0349-1

  • qemu openSUSE Tumbleweed 6.1.0-32.1

opensuse advisories openSUSE-SU-2024:11287-1

Is CVE-2014-8106 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-8106 updated cvss 4.9

qemu: cirrus: insufficient blit region checks

  • Red Hat Enterprise Linux 5 kvm
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client (v. 7) qemu-img 1.5.3-86.el7, qemu-kvm 1.5.3-86.el7, libcacard 1.5.3-86.el7, qemu-kvm-tools 1.5.3-86.el7, qemu-kvm-common 1.5.3-86.el7 Red Hat Enterprise Linux Client Optional (v. 7) libcacard-tools 1.5.3-86.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) qemu-img 1.5.3-86.el7, qemu-kvm 1.5.3-86.el7, libcacard 1.5.3-86.el7, qemu-kvm-tools 1.5.3-86.el7, libcacard-tools 1.5.3-86.el7, qemu-kvm-common 1.5.3-86.el7
    fixed: vendor fix RHSA-2015:0349
  • Red Hat Enterprise Linux Desktop (v. 6) qemu-img 0.12.1.2-2.448.el6_6.2, qemu-kvm 0.12.1.2-2.448.el6_6.2, qemu-kvm-tools 0.12.1.2-2.448.el6_6.2, qemu-guest-agent 0.12.1.2-2.448.el6_6.2 Red Hat Enterprise Linux HPC Node (v. 6) qemu-img 0.12.1.2-2.448.el6_6.2, qemu-kvm 0.12.1.2-2.448.el6_6.2, qemu-kvm-tools 0.12.1.2-2.448.el6_6.2, qemu-guest-agent 0.12.1.2-2.448.el6_6.2
    fixed: vendor fix RHSA-2015:0867
  • Red Hat Enterprise Linux OpenStack Platform 4.0 qemu-img-rhev 0.12.1.2-2.448.el6_6.2, qemu-kvm-rhev 0.12.1.2-2.448.el6_6.2, qemu-kvm-rhev-tools 0.12.1.2-2.448.el6_6.2 Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 qemu-img-rhev 0.12.1.2-2.448.el6_6.2, qemu-kvm-rhev 0.12.1.2-2.448.el6_6.2, qemu-kvm-rhev-tools 0.12.1.2-2.448.el6_6.2
    fixed: vendor fix RHSA-2015:0891
  • Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 qemu-img-rhev 2.1.2-23.el7, qemu-kvm-rhev 2.1.2-23.el7, libcacard-rhev 2.1.2-23.el7, qemu-kvm-tools-rhev 2.1.2-23.el7, libcacard-devel-rhev 2.1.2-23.el7, libcacard-tools-rhev 2.1.2-23.el7, +1 more
    fixed: vendor fix RHSA-2015:0795
  • Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 qemu-img-rhev 2.1.2-23.el7, qemu-kvm-rhev 2.1.2-23.el7, libcacard-rhev 2.1.2-23.el7, qemu-kvm-tools-rhev 2.1.2-23.el7, libcacard-devel-rhev 2.1.2-23.el7, libcacard-tools-rhev 2.1.2-23.el7, +1 more
    fixed: vendor fix RHSA-2015:0643
  • Red Hat Enterprise Linux Server (v. 6) qemu-img 0.12.1.2-2.448.el6_6.2, qemu-kvm 0.12.1.2-2.448.el6_6.2, qemu-kvm-tools 0.12.1.2-2.448.el6_6.2, qemu-guest-agent 0.12.1.2-2.448.el6_6.2
    fixed: vendor fix RHSA-2015:0867
  • Red Hat Enterprise Linux Server (v. 7) qemu-img 1.5.3-86.el7, qemu-kvm 1.5.3-86.el7, libcacard 1.5.3-86.el7, qemu-kvm-tools 1.5.3-86.el7, qemu-kvm-common 1.5.3-86.el7 Red Hat Enterprise Linux Server Optional (v. 7) libcacard 1.5.3-86.el7, libcacard-tools 1.5.3-86.el7
    fixed: vendor fix RHSA-2015:0349
show 4 more
  • Red Hat Enterprise Linux Workstation (v. 6) qemu-img 0.12.1.2-2.448.el6_6.2, qemu-kvm 0.12.1.2-2.448.el6_6.2, qemu-kvm-tools 0.12.1.2-2.448.el6_6.2, qemu-guest-agent 0.12.1.2-2.448.el6_6.2
    fixed: vendor fix RHSA-2015:0867
  • Red Hat Enterprise Linux Workstation (v. 7) qemu-img 1.5.3-86.el7, qemu-kvm 1.5.3-86.el7, libcacard 1.5.3-86.el7, qemu-kvm-tools 1.5.3-86.el7, qemu-kvm-common 1.5.3-86.el7 Red Hat Enterprise Linux Workstation Optional (v. 7) libcacard-tools 1.5.3-86.el7
    fixed: vendor fix RHSA-2015:0349
  • Red Hat RHEV Agents (vdsm) qemu-img-rhev 0.12.1.2-2.448.el6_6.2, qemu-kvm-rhev 0.12.1.2-2.448.el6_6.2, qemu-kvm-rhev-tools 0.12.1.2-2.448.el6_6.2
    fixed: vendor fix RHSA-2015:0868
  • Red Hat RHEV-H and VDSM for 7 Hosts qemu-img-rhev 2.1.2-23.el7, qemu-kvm-rhev 2.1.2-23.el7, libcacard-rhev 2.1.2-23.el7, qemu-kvm-tools-rhev 2.1.2-23.el7, libcacard-devel-rhev 2.1.2-23.el7, libcacard-tools-rhev 2.1.2-23.el7, +1 more
    fixed: vendor fix RHSA-2015:0624

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.60% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.