CVE-2017-15590
First published: Wed Oct 18 2017(Updated: )
An issue was discovered in Xen through 4.9.x allowing x86 guest OS users to cause a denial of service (hypervisor crash) or possibly gain privileges because MSI mapping was mishandled.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/xen | 4.11.4+107-gef32c7afa2-1 4.14.6-1 4.14.5+94-ge49571868d-1 4.17.1+2-gb773c48e36-1 4.17.2+55-g0b56bed864-1 | |
| Xen xen-unstable | =4.9.0 |
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Reference Links
- http://www.securityfocus.com/bid/101500
- http://www.securitytracker.com/id/1039568
- https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
- https://security.gentoo.org/glsa/201801-14
- https://support.citrix.com/article/CTX228867
- https://www.debian.org/security/2017/dsa-4050
- https://xenbits.xen.org/xsa/advisory-237.html
- https://security-tracker.debian.org/tracker/CVE-2017-15590
Frequently Asked Questions
What is the severity of CVE-2017-15590?
CVE-2017-15590 is classified as high severity due to its potential to cause a hypervisor crash or privilege escalation.
How do I fix CVE-2017-15590?
To fix CVE-2017-15590, upgrade to a patched version of Xen such as 4.11.4+107-gef32c7afa2-1 or higher.
Which versions of Xen are affected by CVE-2017-15590?
CVE-2017-15590 affects Xen versions prior to 4.11.4, with specific impact noted on 4.9.x.
Can CVE-2017-15590 lead to data breaches?
While CVE-2017-15590 primarily causes denial of service, it may also allow x86 guest OS users to gain unauthorized privileges.
Is CVE-2017-15590 specific to certain operating systems?
CVE-2017-15590 specifically affects the Xen hypervisor, which can run on various operating systems hosting virtual machines.
- collector/security-tracker-debian
- agent/type
- agent/first-publish-date
- agent/last-modified-date
- agent/softwarecombine
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- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/xen
- canonical/xen xen-unstable
- version/xen xen-unstable/4.9.0