Servers and applications
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 crafted GFN that triggers a buffer over-read.
- Severity
- Medium 4.7
- Published
- 13 Dec 2012
- Last changed
- 16 Jun 2026
- Added to UpHeron
- 1 Nov 2026
- Exploit chance
- 1.6% in the next 30 daysHigher than 76% of CVEs. EPSS by FIRST, 12 Nov 2026
- Attack
- Needs local access · No login needed
- Attacker can
- Take it down
- CVSS vector
AV:L/AC:M/Au:N/C:N/I:N/A:C- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
XenServers and applications · cpe:o:xen:xen |
|