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CVE-2016-10025

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions ...

5.5 MediumFix available

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.45%Down 0.5 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.5

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

Record
CVE-2016-10025
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
2.1 LowAV:L/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-476
Updated
2026-11-02
CVE List No score

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

Record
CVE-2016-10025
Updated
2026-11-02
EUVDEUVD-2016-1222 No score

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

Record
EUVD-2016-1222
Updated
2026-11-03
GitHub AdvisoriesGHSA-26x4-v2c2-q7rx 5.5

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions ...

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

Record
GHSA-26x4-v2c2-q7rx
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
OSVALPINE-CVE-2016-10025 5.5

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

Record
ALPINE-CVE-2016-10025
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSV 5.5

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

Record
CVE-2016-10025
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 4 moreShow less
OSVDEBIAN-CVE-2016-10025 5.5

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

Record
DEBIAN-CVE-2016-10025
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2016-10025 5.5

VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.

Record
UBUNTU-CVE-2016-10025
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2024:11520-1 No score

xen-4.15.1_01-1.2 on GA media

These are all security issues fixed in the xen-4.15.1_01-1.2 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11520-1
Updated
2026-11-02
OSVSUSE-SU-2016:3208-1 No score

Security update for xen

This update for xen fixes the following issues:

  • A Mishandling of SYSCALL singlestep during emulation which could have lead to privilege escalation. (XSA-204, bsc#1016340, CVE-2016-10013)
  • CMPXCHG8B emulation failed to ignore operand size override which could have lead to information disclosure. (XSA-200, bsc#1012651, CVE-2016-9932)
  • PV guests may have been able to mask interrupts causing a Denial of Service. (XSA-202, bsc#1014298, CVE-2016-10024)
  • A missing NULL pointer check in VMFUNC emulation could lead to a hypervisor crash leading to a Denial of Servce. (XSA-203, bsc#1014300, CVE-2016-10025)
Record
SUSE-SU-2016:3208-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
xen
Alpine:v3.10
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.11
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.12
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.13
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.14
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.15
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.16
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.17
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.18
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.19
 before 4.7.1-r4
4.7.1-r4
Show 21 moreShow less
Affected packages
PackageAffectedFixed
xen
Alpine:v3.20
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.21
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.22
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.23
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.24
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.3
 before 4.6.3-r5
4.6.3-r5
xen
Alpine:v3.4
 before 4.6.3-r7
4.6.3-r7
xen
Alpine:v3.5
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.6
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.7
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.8
 before 4.7.1-r4
4.7.1-r4
xen
Alpine:v3.9
 before 4.7.1-r4
4.7.1-r4
xen
Debian:12
 before 4.8.0-1
4.8.0-1
xen
Debian:13
 before 4.8.0-1
4.8.0-1
xen
Debian:14
 before 4.8.0-1
4.8.0-1
xen
SUSE:Linux Enterprise Desktop 12 SP2
From an advisory covering 4 CVEs
 before 4.7.1_04-28.1
4.7.1_04-28.1
xen
SUSE:Linux Enterprise Software Development Kit 12 SP2
From an advisory covering 4 CVEs
 before 4.7.1_04-28.1
4.7.1_04-28.1
xen
SUSE:Linux Enterprise Server 12 SP2
From an advisory covering 4 CVEs
 before 4.7.1_04-28.1
4.7.1_04-28.1
xen
SUSE:Linux Enterprise Server for SAP Applications 12 SP2
From an advisory covering 4 CVEs
 before 4.7.1_04-28.1
4.7.1_04-28.1
xen
Ubuntu:16.04:LTS
 before 4.6.0-1ubuntu4.3, plus listed versions
4.5.1-0ubuntu14.5.1-0ubuntu24.6.0-1ubuntu14.6.0-1ubuntu24.6.0-1ubuntu44.6.0-1ubuntu4.14.6.0-1ubuntu4.2
4.6.0-1ubuntu4.3
xen
openSUSE:Tumbleweed
From an advisory covering 93 CVEs
 before 4.15.1_01-1.2
4.15.1_01-1.2

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-2016-10025 is a medium vulnerability (CVSS 5.5) in Xen, published December 21, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.45%, the 39th percentile. Fixed in xen 4.7.1-r4.

References

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