Race Condition Affecting qemu package, versions <2.0.0+dfsg-2ubuntu1.33
Threat Intelligence
EPSS
0.06% (28th
percentile)
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Test your applications- Snyk ID SNYK-UBUNTU1404-QEMU-428208
- published 23 Jan 2017
- disclosed 23 Jan 2017
Introduced: 23 Jan 2017
CVE-2016-9381 Open this link in a new tabHow to fix?
Upgrade Ubuntu:14.04 qemu to version 2.0.0+dfsg-2ubuntu1.33 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Ubuntu.
See How to fix? for Ubuntu:14.04 relevant fixed versions and status.
Race condition in QEMU in Xen allows local x86 HVM guest OS administrators to gain privileges by changing certain data on shared rings, aka a "double fetch" vulnerability.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-9381
- https://security-tracker.debian.org/tracker/CVE-2016-9381
- https://security.gentoo.org/glsa/201612-56
- https://support.citrix.com/article/CTX218775
- http://xenbits.xen.org/xsa/advisory-197.html
- http://www.securityfocus.com/bid/94476
- http://www.securitytracker.com/id/1037344
CVSS Scores
version 3.1