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CVE-2014-8867

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks...

4.9 MediumFix available

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

Exploit likelihood

0.46%Down 0.8 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.9

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

Record
CVE-2014-8867
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Weakness
CWE-17
Updated
2026-11-02
CVE List No score

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

Record
CVE-2014-8867
Updated
2026-11-02
EUVDEUVD-2014-8697 No score

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

Record
EUVD-2014-8697
Updated
2026-11-03
GitHub AdvisoriesGHSA-jj57-646v-244j No score

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks...

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

Record
GHSA-jj57-646v-244j
Updated
2026-11-02
OSV No score

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

Record
CVE-2014-8867
Updated
2026-11-02
OSVDEBIAN-CVE-2014-8867 No score

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

Record
DEBIAN-CVE-2014-8867
Updated
2026-11-02
OSVSUSE-SU-2015:0940-1 No score

Security update for Xen

This update fixes the following security issues in Xen:

* CVE-2012-5510: Grant table version switch list corruption
  vulnerability (XSA-26)
* CVE-2012-5511: Several HVM operations do not validate the range of
  their inputs (XSA-27)
* CVE-2012-5513: XENMEM_exchange may overwrite hypervisor memory
  (XSA-29)
* CVE-2012-5514: Missing unlock in
  guest_physmap_mark_populate_on_demand() (XSA-30)
* CVE-2012-5515: Several memory hypercall operations allow invalid
  extent order values (XSA-31)

Also the following fix has been applied:

* bnc#777628 - guest 'disappears' after live migration
  Updated block-dmmd script

Security Issues references:

* CVE-2012-5513
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5513>
* CVE-2012-5514
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5514>
* CVE-2012-5511
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5511>
* CVE-2012-5510
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5510>
* CVE-2012-5515
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5515>
Record
SUSE-SU-2015:0940-1
Updated
2026-11-02
OSVUBUNTU-CVE-2014-8867 No score

The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.

Record
UBUNTU-CVE-2014-8867
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
xen
Debian:12
 before 4.4.1-5
4.4.1-5
xen
Debian:13
 before 4.4.1-5
4.4.1-5
xen
Debian:14
 before 4.4.1-5
4.4.1-5
xen
Debian:7
From an advisory covering 5 CVEs
 before 4.1.4-3+deb7u4, plus listed versions
4.1.4-34.1.4-3+deb7u14.1.4-3+deb7u24.1.4-3+deb7u3
4.1.4-3+deb7u4
kernel
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-PAE
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-debug
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
Show 28 moreShow less
Affected packages
PackageAffectedFixed
kernel-debug-devel
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-devel
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-doc
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-headers
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-xen
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::client
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-PAE
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-debug
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-doc
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-headers
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-kdump
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-kdump-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-kdump-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-xen
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::server
From an advisory covering 2 CVEs
 before 0:2.6.18-404.el5
0:2.6.18-404.el5
xen
Ubuntu:14.04:LTS
 before 4.4.1-0ubuntu0.14.04.2, plus listed versions
4.3.0-1ubuntu14.3.0-1ubuntu24.3.0-1ubuntu34.3.0-1ubuntu44.3.0-1ubuntu5
Show 6 moreShow less
4.4.0-0ubuntu34.4.0-0ubuntu44.4.0-0ubuntu54.4.0-0ubuntu5.14.4.0-0ubuntu5.24.4.1-0ubuntu0.14.04.1
4.4.1-0ubuntu0.14.04.2

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2014-8867 is a medium vulnerability (CVSS 4.9) in Xen, published November 22, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.46%, the 40th percentile. Fixed in xen 4.4.1-5.

References

Show 58 moreShow less
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