SecurityTracker.com
Keep Track of the Latest Vulnerabilities
with SecurityTracker!
    Home    |    View Topics    |    Search    |    Contact Us    |   

SecurityTracker
Archives


 
Sign Up
Sign Up for Your FREE Weekly SecurityTracker E-mail Alert Summary
Instant Alerts
Buy our Premium Vulnerability Notification Service to receive customized, instant alerts
Affiliates
Put SecurityTracker Vulnerability Alerts on Your Web Site -- It's Free!
Partners
Become a Partner and License Our Database or Notification Service
Report a Bug
Report a vulnerability that you have found to SecurityTracker
bugs
@
securitytracker.com






Category:   Application (Generic)  >   Xen Vendors:   Xen Project
Xen Lets Local Users on a Guest System Cause Denial of Service Conditions on the Guest System
SecurityTracker Alert ID:  1037345
SecurityTracker URL:  http://securitytracker.com/id/1037345
CVE Reference:   CVE-2016-9377, CVE-2016-9378   (Links to External Site)
Date:  Nov 25 2016
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 4.5.x, 4.6.x, 4.7.x
Description:   Two vulnerabilities were reported in Xen. A local user on the guest system can cause denial of service conditions on the guest system.

A local user can trigger a privilege check error when the system emulates instructions that generate software interrupts to cause unspecified denial of service conditions on the guest system [CVE-2016-9377].

A local user can trigger a privilege check error when the system emulates instructions that generate software interrupts to cause the guest system to crash [CVE-2016-9378].

Systems with AMD hardware that do not have the NRip feature are affected.

Systems with Intel hardware are not affected.

HVM guests are affected.

ARM systems are not affected.

Andrew Cooper of Citrix reported this vulnerability.

Impact:   A local user on the guest system can cause the guest system to crash.
Solution:   The vendor has issued a fix.

The vendor advisory is available at:

http://xenbits.xen.org/xsa/advisory-196.html

Vendor URL:  xenbits.xen.org/xsa/advisory-196.html (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any)

Message History:   None.


 Source Message Contents



[Original Message Not Available for Viewing]


Go to the Top of This SecurityTracker Archive Page





Home   |    View Topics   |    Search   |    Contact Us

Copyright 2017, SecurityGlobal.net LLC