CVE-2017-17046: Infoleak
First published: Tue Nov 28 2017(Updated: )
An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are 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 | <=4.9.1 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2017-17046?
CVE-2017-17046 is considered to have a high severity due to the potential exposure of sensitive information from the guest OS.
How do I fix CVE-2017-17046?
To fix CVE-2017-17046, upgrade to Xen versions 4.11.4+107-gef32c7afa2-1, 4.14.6-1, 4.14.5+94-ge49571868d-1, 4.17.1+2-gb773c48e36-1, or 4.17.2+55-g0b56bed864-1.
What platforms are affected by CVE-2017-17046?
CVE-2017-17046 specifically affects the ARM platform running Xen through version 4.9.x.
Can guest OS users exploit CVE-2017-17046?
Yes, guest OS users can exploit CVE-2017-17046 to obtain sensitive information from DRAM after a system reboot.
Is there a workaround for CVE-2017-17046?
There are no known workarounds for CVE-2017-17046, and the recommended mitigation is to upgrade to a secure version.
- collector/security-tracker-debian
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- agent/softwarecombine
- agent/last-modified-date
- agent/event
- agent/first-publish-date
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- collector/nvd-index
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- package-manager/debian
- vendor/xen
- canonical/xen xen-unstable
- version/xen xen-unstable/4.9.1