CVE-2017-7995

Severity: low (CVSS 3.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-05-03 · updated 2026-06-17
Weakness: CWE-200

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.

Affected products

Novell Suse Linux Enterprise Point Of Sale: 11.0-sp3
Novell Suse Linux Enterprise Server: 11.0-sp3
SUSE Manager: 2.1
SUSE Manager Proxy: 2.1
SUSE Openstack Cloud: 5
xen: through 4.2.5

References

http://lists.opensuse.org/opensuse-security-announce/2017-05/msg00005.html
http://www.securityfocus.com/bid/98314
https://bugzilla.suse.com/show_bug.cgi?id=1033948
http://lists.opensuse.org/opensuse-security-announce/2017-05/msg00005.html
http://www.securityfocus.com/bid/98314
https://bugzilla.suse.com/show_bug.cgi?id=1033948

Get alerted when CVE-2017-7995 or the next vulnerability affects your stack