9

CVE-2017-10915

The shadow-paging feature in Xen through 4.8.x mismanages page references and consequently introduces a race condition, which allows guest OS users to obtain Xen privileges, aka XSA-219.

Data is provided by the National Vulnerability Database (NVD)
Xen ≫ Xen Version <= 4.8.1
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.49% 0.628
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9 2.2 6
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
nvd@nist.gov 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

http://www.securityfocus.com/bid/99174
Third Party Advisory
VDB Entry
https://xenbits.xen.org/xsa/advisory-219.html
Vendor Advisory
Mailing List
Mitigation