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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…
Critical10.0EPSS 2.5%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Critical10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.5% · top 15% of all CVEs (4 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 10.0.
Weakness
Affected products
n/a
- affected n/a
References (43)
- RHSA-2015:2636 (opens in a new tab)vendor-advisoryx_transferred
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html (opens in a new tab)x_transferred
- USN-2841-2 (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2015-f150b2a8c8 (opens in a new tab)vendor-advisoryx_transferred
- SUSE-SU-2015:2350 (opens in a new tab)vendor-advisoryx_transferred
- https://kb.juniper.net/JSA10783 (opens in a new tab)x_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1278496 (opens in a new tab)x_transferred
- DSA-3454 (opens in a new tab)vendor-advisoryx_transferred
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html (opens in a new tab)x_transferred
- RHSA-2015:2645 (opens in a new tab)vendor-advisoryx_transferred
- USN-2840-1 (opens in a new tab)vendor-advisoryx_transferred
- 77524 (opens in a new tab)vdb-entryx_transferred
- https://github.com/torvalds/linux/commit/cbdb967af3d54993f5814f1cee0ed311a055377d (opens in a new tab)x_transferred
- openSUSE-SU-2015:2250 (opens in a new tab)vendor-advisoryx_transferred
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html (opens in a new tab)x_transferred
- [oss-security] 20151110 CVE-2015-8104 kernel: kvm: guest to host DoS by triggering an infinite loop in microcode via #DB exception (opens in a new tab)mailing-listx_transferred
- USN-2843-1 (opens in a new tab)vendor-advisoryx_transferred
- SUSE-SU-2015:2194 (opens in a new tab)vendor-advisoryx_transferred
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html (opens in a new tab)x_transferred
- USN-2844-1 (opens in a new tab)vendor-advisoryx_transferred
- openSUSE-SU-2015:2232 (opens in a new tab)vendor-advisoryx_transferred
- USN-2842-2 (opens in a new tab)vendor-advisoryx_transferred
- http://xenbits.xen.org/xsa/advisory-156.html (opens in a new tab)x_transferred
- SUSE-SU-2016:0354 (opens in a new tab)vendor-advisoryx_transferred
- USN-2843-2 (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2015-668d213dc3 (opens in a new tab)vendor-advisoryx_transferred
- SUSE-SU-2015:2339 (opens in a new tab)vendor-advisoryx_transferred
- SUSE-SU-2015:2108 (opens in a new tab)vendor-advisoryx_transferred
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (opens in a new tab)x_transferred
- USN-2842-1 (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2015-394835a3f6 (opens in a new tab)vendor-advisoryx_transferred
- DSA-3414 (opens in a new tab)vendor-advisoryx_transferred
- http://support.citrix.com/article/CTX202583 (opens in a new tab)x_transferred
- 1034105 (opens in a new tab)vdb-entryx_transferred
- 91787 (opens in a new tab)vdb-entryx_transferred
- SUSE-SU-2016:2074 (opens in a new tab)vendor-advisoryx_transferred
- USN-2841-1 (opens in a new tab)vendor-advisoryx_transferred
- http://support.citrix.com/article/CTX203879 (opens in a new tab)x_transferred
- DSA-3426 (opens in a new tab)vendor-advisoryx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cbdb967af3d54993f5814f1cee0ed311a055377d (opens in a new tab)x_transferred
- RHSA-2016:0046 (opens in a new tab)vendor-advisoryx_transferred
- openSUSE-SU-2016:1008 (opens in a new tab)vendor-advisoryx_transferred
- [oss-security] 20231010 Xen Security Advisory 444 v3 (CVE-2023-34327,CVE-2023-34328) - x86/AMD: Debug Mask handling (opens in a new tab)mailing-listx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2015-8104)Record last updated .