xen: Host crash due to guest VMX instruction execution
Published Nov 15, 2013
5.7
MEDIUMCVSS 2.0
EPSS 0.80%
Description
Xen 4.2.x and 4.3.x, when nested virtualization is disabled, does not properly check the emulation paths for (1) VMLAUNCH and (2) VMRESUME, which allows local HVM guest users to cause a denial of service (host crash) via unspecified vectors related to "guest VMX instruction execution."
Affected products
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of the kernel-xen package as shipped with Red Hat Enterprise Linux 5. This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG as we did not have support for Xen hypervisor.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:A/AC:M/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.80% (0.00803) | 55.14th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.80% (0.00803) | 51.71th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.55% (0.00546) | 65.82th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.45% (0.00452) | 75.98th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.45% (0.00452) | 74.42th | v3 (v2023.03.01) |
| May 12, 2023 | 0.45% (0.00452) | 71.48th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.54% (0.00539) | 73.71th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.91% (0.01914) | 77.43th | v2 (v2022.01.01) |
| Mar 4, 2023 | 1.91% (0.01914) | 77.43th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.91% (0.01914) | 75.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.91% (0.01914) | 54.59th | v2 (v2022.01.01) |
References (11)
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00059.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/55398 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://security.gentoo.org/glsa/glsa-201407-03.xml vendor-advisoryx_refsource_GENTOO
- http://www.openwall.com/lists/oss-security/2013/11/11/1 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/63625 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1029313 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2013-4551 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1028599 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/88649 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2013-4551
- https://www.cve.org/CVERecord?id=CVE-2013-4551
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-updates/2013-12/msg00059.html | vendor-advisoryx_refsource_SUSE | |
| http://secunia.com/advisories/55398 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://security.gentoo.org/glsa/glsa-201407-03.xml | vendor-advisoryx_refsource_GENTOO | |
| http://www.openwall.com/lists/oss-security/2013/11/11/1 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/63625 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1029313 | vdb-entryx_refsource_SECTRACK | |
| https://access.redhat.com/security/cve/CVE-2013-4551 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1028599 | Issue Tracking | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/88649 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-4551 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-4551 |
Change history (0)
No recorded changes yet.