CVE-2015-8104

NameCVE-2015-8104
DescriptionThe 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-479-1, DSA-3414-1, DSA-3426-1, DSA-3454-1
NVD severitymedium
Debian Bugs823620

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.56-1+deb8u1fixed
jessie (security)3.16.81-1fixed
stretch4.9.210-1fixed
stretch (security)4.9.189-3+deb9u2fixed
buster4.19.118-2fixed
buster (security)4.19.98-1+deb10u1fixed
bullseye5.6.7-1fixed
sid5.6.14-1fixed
virtualbox (PTS)sid/contrib6.1.8-dfsg-1fixed
jessie/contrib (security), jessie/contrib4.3.36-dfsg-1+deb8u1fixed
xen (PTS)jessie4.4.1-9+deb8u10fixed
jessie (security)4.4.4lts5-0+deb8u1fixed
stretch (security), stretch4.8.5.final+shim4.10.4-1+deb9u12fixed
buster, buster (security)4.11.3+24-g14b62ab3e5-1~deb10u1fixed
bullseye, sid4.11.3+24-g14b62ab3e5-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.2.6-2
linuxsourcejessie3.16.7-ckt20-1+deb8u1DSA-3426-1
linuxsourcewheezy3.2.73-2+deb7u1DSA-3426-1
linux-2.6source(unstable)(unfixed)
virtualboxsource(unstable)5.0.10-dfsg-1
virtualboxsourcejessie4.3.36-dfsg-1+deb8u1DSA-3454-1
virtualboxsourcewheezy(unfixed)end-of-life
xensource(unstable)4.8.0~rc3-1823620
xensourcejessie4.4.1-9+deb8u3DSA-3414-1
xensourcesqueeze(unfixed)end-of-life
xensourcewheezy4.1.6.1-1+deb7u1DLA-479-1

Notes

[squeeze] - linux-2.6 <no-dsa> (KVM not supported in Squeeze LTS)
[squeeze] - xen <end-of-life> (Not supported in Squeeze LTS)
http://xenbits.xen.org/xsa/advisory-156.html
Upstream patch: https://lkml.org/lkml/2015/11/10/218
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cbdb967af3d54993f5814f1cee0ed311a055377d
[wheezy] - virtualbox <end-of-life> (DSA 3454)
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html#AppendixOVIR

Search for package or bug name: Reporting problems