Home/CVE/The get_page_from_gfn hypercall function in Xen 4.2 allows local PV guest OS administrators to cause a denial of service
CVE

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

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.

MEDIUM · CVSS 4.7 EPSS 0.06889
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  • EPSS percentile: top 8% of all CVEs by exploitation likelihood
Sigma rules0 YARA rules0
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Affected Products & Versions

1
xenall versions
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Scoring & Timeline

4.7
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
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This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:L/AC:M/Au:N/C:N/I:N/A:C
Published to NVD13 Dec 2012 · 11:53 AM
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Vendor Advisories

1
suse-csafopenSUSE-SU-2024:10196-1
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References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://secunia.com/advisories/51397Vendor Advisory
http://secunia.com/advisories/55082
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://www.openwall.com/lists/oss-security/2012/12/03/6
http://www.osvdb.org/88133
http://www.securityfocus.com/bid/56805
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