Description (CNA)
Xen through 4.8.x does not validate the port numbers of polled event channel ports, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) or possibly obtain sensitive information, aka XSA-221.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- https://security.gentoo.org/glsa/201708-03
- http://www.debian.org/security/2017/dsa-3969
- https://xenbits.xen.org/xsa/advisory-221.html
- http://www.securityfocus.com/bid/99157
- http://www.securitytracker.com/id/1038731
ADP enrichment
No English description supplied.