CRITICAL · 10.0

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) exceptio...

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.

CVSS Score

10.0

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
XenXen4.3.0
OracleSolaris11.3
OracleVm Virtualbox>= 4.0.0, <= 4.0.34
LinuxLinux Kernel<= 4.2.3
DebianDebian Linux7.0
CanonicalUbuntu Linux12.04

Related Weaknesses (CWE)

References

FAQ

What is CVE-2015-8104?

CVE-2015-8104 is a vulnerability with a CVSS score of 10.0 (CRITICAL). 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) exceptio...

How severe is CVE-2015-8104?

CVE-2015-8104 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2015-8104?

Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen, Oracle Solaris, Oracle Vm Virtualbox, Linux Linux Kernel, Debian Debian Linux.