CVE-2017-15589: Infoleak

Published Oct 18, 2017

Updated

An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to obtain sensitive information from the host OS (or an arbitrary guest OS) because intercepted I/O operations can cause a write of data from uninitialized hypervisor stack memory.

Affected Software

2 affected componentsFixes available

debian/xen

4.11.4+107-gef32c7afa2-14.14.6-14.14.5+94-ge49571868d-14.17.1+2-gb773c48e36-14.17.2+55-g0b56bed864-1

XEN Xen=4.9.0

Remediation

Patch Available

https://xenbits.xen.org/xsa/advisory-239.html

Event History

Oct 18, 2017

CVE Published

via MITRE·08:00 AM

Data Sourced

via MITRE·08:00 AM

Description

Frequently Asked Questions

Is CVE-2017-15589 specific to any operating system?

CVE-2017-15589 pertains specifically to the Xen hypervisor and its handling of x86 HVM guest OS instances.

CVSS Score

6.5Medium

Medium Severity

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Security Metrics

Risk Score36

Severitymedium(6.5)

CWE

200

Timeline

PublishedOct 18, 2017

Updated

References

Company

Resources

Contact

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