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No exploitation reportedFix available

CVE-2015-8104

No exploitation reported by the sources we read.

  • Published2015-11-16
  • WeaknessCWE-399

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2015-11-1611:59CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2015-8104?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2015-8104?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Xen
BranchAffectedFixed in
4.3= 4.3.0no fix published
4.3= 4.3.1no fix published
4.3= 4.3.2no fix published
4.3= 4.3.3no fix published
4.3= 4.3.4no fix published
4.4= 4.4.0no fix published
4.4= 4.4.1no fix published
4.4= 4.4.2no fix published
4.4= 4.4.3no fix published
4.5= 4.5.0no fix published
4.5= 4.5.1no fix published
4.5= 4.5.2no fix published
Oracle vm virtualbox
BranchAffectedFixed in
4.0≥ 4.0.0, ≤ 4.0.34no fix published
4.1≥ 4.1.0, ≤ 4.1.42no fix published
4.2≥ 4.2.0, ≤ 4.2.34no fix published
4.3≥ 4.3.0, ≤ 4.3.35no fix published
5.0≥ 5.0.0, ≤ 5.0.13no fix published
Canonical ubuntu linux
BranchAffectedFixed in
12.4= 12.04no fix published
14.4= 14.04no fix published
15.4= 15.04no fix published

3 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
2015-11-16
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is 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.

Is CVE-2015-8104 actively exploited?

Active exploitation of CVE-2015-8104 has not been confirmed. Its EPSS score was 2.5% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2015-8104?

CVE-2015-8104 has a CVSS v3 base score of 10 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

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