CVE-2016-9818
medium
CVSS v3
6.5
CVSS v2
4.9
VIR risk
6.5
Description
Xen through 4.7.x allows local ARM guest OS users to cause a denial of service (host crash) via vectors involving an asynchronous abort while at HYP.
Predictions
Exploit likelihood
65%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-9818
Vendor advisory: cve@mitre.org — http://xenbits.xen.org/xsa/xsa201-4.patch
Vendor advisory: cve@mitre.org — http://xenbits.xen.org/xsa/advisory-201.html
Vendor advisory: cve@mitre.org — http://www.openwall.com/lists/oss-security/2016/11/29/3
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 4.8.0-1 |
| debian | bullseye | fixed | 4.8.0-1 |
| debian | forky | fixed | 4.8.0-1 |
| debian | sid | fixed | 4.8.0-1 |
| debian | trixie | fixed | 4.8.0-1 |
References
- http://www.openwall.com/lists/oss-security/2016/11/29/3
- http://www.openwall.com/lists/oss-security/2016/12/05/7
- http://www.securityfocus.com/bid/94581
- http://www.securitytracker.com/id/1037358
- http://xenbits.xen.org/xsa/advisory-201.html
- http://xenbits.xen.org/xsa/xsa201-4.patch
- https://security.gentoo.org/glsa/201612-56
- https://security-tracker.debian.org/tracker/CVE-2016-9818
CWEs
CWE-284
Verify integrity in audit chain (admin only). AS-IS.