The KVM subsystem in the Linux kernel through 4.2.6, and...
Vulnerability 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 #DB (aka Debug) exceptions, related to svm.c.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://rhn.redhat.com/errata/RHSA-2015-2636.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.ubuntu.com/usn/USN-2841-2
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172187.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html
- https://kb.juniper.net/JSA10783
- https://bugzilla.redhat.com/show_bug.cgi?id=1278496
- http://www.debian.org/security/2016/dsa-3454
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://rhn.redhat.com/errata/RHSA-2015-2645.html
- http://www.ubuntu.com/usn/USN-2840-1
- http://www.securityfocus.com/bid/77524
- https://github.com/torvalds/linux/commit/cbdb967af3d54993f5814f1cee0ed311a055377d
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.openwall.com/lists/oss-security/2015/11/10/5
- http://www.ubuntu.com/usn/USN-2843-1
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.html
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
- http://www.ubuntu.com/usn/USN-2844-1
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00039.html
- http://www.ubuntu.com/usn/USN-2842-2
- http://xenbits.xen.org/xsa/advisory-156.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.html
- http://www.ubuntu.com/usn/USN-2843-2
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172300.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.ubuntu.com/usn/USN-2842-1
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172435.html
- http://www.debian.org/security/2015/dsa-3414
- http://support.citrix.com/article/CTX202583
- http://www.securitytracker.com/id/1034105
- http://www.securityfocus.com/bid/91787
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
- http://www.ubuntu.com/usn/USN-2841-1
- http://support.citrix.com/article/CTX203879
- http://www.debian.org/security/2015/dsa-3426
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cbdb967af3d54993f5814f1cee0ed311a055377d
- http://rhn.redhat.com/errata/RHSA-2016-0046.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html
- http://www.openwall.com/lists/oss-security/2023/10/10/4
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Affected Software
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CVSS Vectors
Weaknesses (CWE)
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MITRE ATT&CK TTPs
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