Critical severity · published Nov 16, 2015
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…
10.0
CVSS
2.5%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
through 4.2.3 · source: NVD
DL
Debian Linux · Debian
7.0; 8.0; 9.0 · source: NVD
SO
Solaris · Oracle
11.3 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 15.04 · source: NVD
VV
VM Virtualbox · Oracle
4.0.0 through 4.0.34; 4.1.0 through 4.1.42; 4.2.0 through 4.2.34; 4.3.0 through 4.3.35; 5.0.0 through 5.0.13 · source: NVD
XE
Xen · Xen
4.3.0; 4.3.1; 4.3.2; 4.3.3; 4.3.4; 4.4.0; +11 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-8104
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-8104
Issue Tracking
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cbdb967af3d54993f5814f1cee0ed311a055377d
Mailing List
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172187.html
Mailing List
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172300.html
Mailing List
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172435.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.html
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