Vulnerability Description
Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the get_user function. NOTE: the upstream Xen Project considers versions before 4.5.x to be EOL.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | <= 4.2.5 |
| Suse | Manager | 2.1 |
| Suse | Manager Proxy | 2.1 |
| Suse | Openstack Cloud | 5 |
| Novell | Suse Linux Enterprise Point Of Sale | 11.0 |
| Novell | Suse Linux Enterprise Server | 11.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2017-05/msg00005.htmlThird Party Advisory
- http://www.securityfocus.com/bid/98314Third Party AdvisoryVDB Entry
- https://bugzilla.suse.com/show_bug.cgi?id=1033948Issue TrackingThird Party AdvisoryVDB Entry
- http://lists.opensuse.org/opensuse-security-announce/2017-05/msg00005.htmlThird Party Advisory
- http://www.securityfocus.com/bid/98314Third Party AdvisoryVDB Entry
- https://bugzilla.suse.com/show_bug.cgi?id=1033948Issue TrackingThird Party AdvisoryVDB Entry
FAQ
What is CVE-2017-7995?
CVE-2017-7995 is a vulnerability with a CVSS score of 3.8 (LOW). Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the...
How severe is CVE-2017-7995?
CVE-2017-7995 has been rated LOW with a CVSS base score of 3.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-7995?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen, Suse Manager, Suse Manager Proxy, Suse Openstack Cloud, Novell Suse Linux Enterprise Point Of Sale.