Back
CVE-2016-5242
The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x allows local guest OS users with access to the driver domain to…
Medium5.6EPSS 0.34%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x allows local guest OS users with access to the driver domain to cause a denial of service (NULL pointer dereference and host OS crash) by creating concurrent domains and holding references to them, related to VMID exhaustion.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.6 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.34% · top 72% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.6.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (4)
- 91015 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://xenbits.xen.org/xsa/advisory-181.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1036035 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- DSA-3633 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_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-2016-5242)Record last updated .