Medium severity5.5NVD Advisory· Published Apr 15, 2016· Updated Jun 17, 2026
CVE-2016-3961
CVE-2016-3961
Description
Xen and the Linux kernel through 4.5.x do not properly suppress hugetlbfs support in x86 PV guests, which allows local PV guest OS users to cause a denial of service (guest OS crash) by attempting to access a hugetlbfs mapped area.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*+ 2 more
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
Patches
Vulnerability mechanics
References
14- xenbits.xen.org/xsa/xsa174.patchnvdPatch
- www.securitytracker.com/id/1035569nvdThird Party AdvisoryVDB Entry
- www.ubuntu.com/usn/USN-3001-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3002-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3003-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3004-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3005-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3006-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3007-1nvdThird Party Advisory
- xenbits.xen.org/xsa/advisory-174.htmlnvdVendor Advisory
- www.debian.org/security/2016/dsa-3607nvd
- www.securityfocus.com/bid/86068nvd
- www.ubuntu.com/usn/USN-3049-1nvd
- www.ubuntu.com/usn/USN-3050-1nvd
News mentions
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