Back
CVE-2013-4356
Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM,…
Medium5.4EPSS 0.61%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM, which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.4 | AV:A/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 0.61% · top 51% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.4.
Weakness
Affected products
n/a
- affected n/a
References (4)
- 54962 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- GLSA-201407-03 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- [oss-security] 20130930 Xen Security Advisory 64 (CVE-2013-4356) - Memory accessible by 64-bit PV guests under live migration (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 62709 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2013-4356)Record last updated .