Description
The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a denial of service (host OS panic or hang) by triggering many #AC (aka Alignment Check) exceptions, related to svm.c and vmx.c.
Metrics
CVSS 2.0 4.9/10
AV:L/AC:L/Au:N/C:N/I:N/A:CWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54a20552e1eae07aa240fa370a0293e006b5faedVendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172187.htmlMailing List, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172300.htmlMailing List, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172435.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00039.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.htmlMailing List, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2636.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2645.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-0046.htmlThird Party Advisory
- http://support.citrix.com/article/CTX202583Third Party Advisory
- http://www.debian.org/security/2015/dsa-3396Third Party Advisory
- http://www.debian.org/security/2015/dsa-3414Third Party Advisory
- http://www.debian.org/security/2016/dsa-3454Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/11/10/6Mailing List, Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.htmlPatch, Vendor Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlVendor Advisory
- http://www.securityfocus.com/bid/77528Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1034105Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2800-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2801-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2802-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2803-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2804-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2805-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2806-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2807-1Third Party Advisory
- http://xenbits.xen.org/xsa/advisory-156.htmlVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1277172Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/54a20552e1eae07aa240fa370a0293e006b5faedVendor Advisory
- https://kb.juniper.net/JSA10783Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54a20552e1eae07aa240fa370a0293e006b5faedVendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172187.htmlMailing List, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172300.htmlMailing List, Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172435.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00039.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.htmlMailing List, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2636.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-2645.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-0046.htmlThird Party Advisory
- http://support.citrix.com/article/CTX202583Third Party Advisory
- http://www.debian.org/security/2015/dsa-3396Third Party Advisory
- http://www.debian.org/security/2015/dsa-3414Third Party Advisory
- http://www.debian.org/security/2016/dsa-3454Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/11/10/6Mailing List, Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.htmlPatch, Vendor Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlVendor Advisory
Timeline
- Published
- Nov 16, 2015
- Last modified
- Jun 17, 2026
- NVD status
- Modified