VulnerabilityModified
CVE-2015-8104
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.
CRITICAL 10.0EPSS 2.50%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.50%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 10.0 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- EPSS
- 2.50% probability · 84th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- xen/xen · oracle/solaris · oracle/vm virtualbox · linux/linux kernel · debian/debian linux · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cbdb967af3d54993f5814f1cee0ed311a055377dIssue Tracking, Patch, Vendor 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/2016-04/msg00015.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://support.citrix.com/article/CTX203879Third Party Advisory
- http://www.debian.org/security/2015/dsa-3414Third Party Advisory
- http://www.debian.org/security/2015/dsa-3426Third Party Advisory
- http://www.debian.org/security/2016/dsa-3454Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/11/10/5Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/10/4
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.htmlPatch, Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.htmlPatch, Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlThird Party Advisory
- http://www.securityfocus.com/bid/77524Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/91787Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.