VDB
CVE-2016-7777
CVE-2016-7777
PUBLISHED
Xen 4.7.x and earlier does not properly honor CR0.TS and CR0.EM, which allows local x86 HVM guest OS users to read or modify FPU, MMX, or XMM register state information belonging to arbitrary tasks on the guest by modifying an instruction while the hypervisor is preparing to emulate it.
EPSS 0.12% · 30.8th percentile
Risk Scores
EPSS Score
0.12%
30.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | xen | 0, 4.4.0-0ubuntu5.2, 4.3.0-1ubuntu5 |
| Ubuntu:16.04:LTS | xen | 4.5.1-0ubuntu1, 4.5.1-0ubuntu2, 4.6.0-1ubuntu1 |
Timeline
- Oct 7, 2016 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 20, 2022 EPSS Score
- Jul 12, 2022 EPSS Score
- Sep 3, 2022 EPSS Score
- Oct 26, 2022 EPSS Score
- Dec 18, 2022 EPSS Score
- Feb 8, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 2, 2023 EPSS Score
- May 25, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2016-7777 third-party-advisory
- http://xenbits.xen.org/xsa/advisory-190.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2016-7777 third-party-advisory