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CVE-2012-5525
The get_page_from_gfn hypercall function in Xen 4.2 allows local PV guest OS administrators to cause a denial of service (crash) via a…
Medium4.7EPSS 1.6%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The get_page_from_gfn hypercall function in Xen 4.2 allows local PV guest OS administrators to cause a denial of service (crash) via a crafted GFN that triggers a buffer over-read.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.7 | AV:L/AC:M/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 1.6% · top 24% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.7.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (7)
- [oss-security] 20121203 Xen Security Advisory 26 (CVE-2012-5510) - Grant table version switch list corruption vulnerability (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 55082 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- GLSA-201309-24 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 51397 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 88133 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 56805 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- xen-getpagefromgfn-dos(80480) (opens in a new tab)vdb-entryx_refsource_XFx_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)
Record last updated .