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CVE-2015-2752The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows…
- 4.9MediumCVSS base score
- 0.45%Exploitation in 30 daysEPSS · top 60% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).
Timeline
ID reserved
By mitre
- 6 days later
· 6 days later
Published
- 9 years later
· 9 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.9 | AV:L/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.45% · top 60% of all CVEs (15 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Affected products
n/a
- affected n/a
References
References9
- 1031994 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- GLSA-201504-04 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- FEDORA-2015-5295 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- SUSE-SU-2015:0923 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 73448 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- FEDORA-2015-5208 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://xenbits.xen.org/xsa/advisory-125.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2015:0732 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- FEDORA-2015-5402 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_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)
- EUVD EUVD-2015-2842 (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://cveledger.app/cve/CVE-2015-2752)Record last updated .