VDB
CVE-2016-1570
CVE-2016-1570
PUBLISHED
CVSS 8.5 HIGH
The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier (MFN) to the (1) MMUEXT_MARK_SUPER or (2) MMUEXT_UNMARK_SUPER sub-op in the HYPERVISOR_mmuext_op hypercall or (3) unknown vectors related to page table updates.
EPSS 1.15% · 65.7th percentile
Risk Scores
CVSS 3.0
8.5
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score
1.15%
65.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | xen | 0, 4.3.0-1ubuntu1, 4.3.0-1ubuntu2 |
Timeline
- Jan 22, 2016 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- Jul 13, 2022 EPSS Score
- Sep 6, 2022 EPSS Score
- Oct 29, 2022 EPSS Score
- Dec 21, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 6, 2023 EPSS Score
- May 29, 2023 EPSS Score
- Jul 21, 2023 EPSS Score
- Nov 5, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2016-1570 third-party-advisory
- http://xenbits.xen.org/xsa/advisory-167.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2016-1570 third-party-advisory