Vulnerability in Xen
CVE-2016-7092
The get_page_from_l3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related to L3 recursive pagetables.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (31.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 31.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- xenbits.xen.org/xsa/xsa185.patch (Patch, Vendor Advisory)
- www.debian.org/security/2016/dsa-3663 (vendor-advisory)
- www.securityfocus.com/bid/92862 (VDB Entry, Third Party Advisory, vdb-entry)
- support.citrix.com/article/CTX216071 (Third Party Advisory)
- xenbits.xen.org/xsa/advisory-185.html (Patch, Vendor Advisory)
- security.gentoo.org/glsa/201611-09 (vendor-advisory)
- www.securitytracker.com/id/1036751 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2016-7092?
- CVE-2016-7092 is a high-severity vulnerability in Xen, classified under CWE-264. CVSS score: 8.2/10. Published 2016-09-21.
- How severe is CVE-2016-7092?
- High severity. CVSS v3 base score is 8.2 out of 10.