CVE-2015-8104

Sažetak

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.

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cbdb967af3d54993f5814f1cee0ed311a055377d
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172187.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172300.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172435.html
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.html
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00039.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html
http://rhn.redhat.com/errata/RHSA-2015-2636.html
http://rhn.redhat.com/errata/RHSA-2015-2645.html
http://rhn.redhat.com/errata/RHSA-2016-0046.html
http://support.citrix.com/article/CTX202583
http://support.citrix.com/article/CTX203879
http://www.debian.org/security/2015/dsa-3414
http://www.debian.org/security/2015/dsa-3426
http://www.debian.org/security/2016/dsa-3454
http://www.openwall.com/lists/oss-security/2015/11/10/5
http://www.openwall.com/lists/oss-security/2023/10/10/4
http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securityfocus.com/bid/77524
http://www.securityfocus.com/bid/91787
http://www.securitytracker.com/id/1034105
http://www.ubuntu.com/usn/USN-2840-1
http://www.ubuntu.com/usn/USN-2841-1
http://www.ubuntu.com/usn/USN-2841-2
http://www.ubuntu.com/usn/USN-2842-1
http://www.ubuntu.com/usn/USN-2842-2
http://www.ubuntu.com/usn/USN-2843-1
http://www.ubuntu.com/usn/USN-2843-2
http://www.ubuntu.com/usn/USN-2844-1
http://xenbits.xen.org/xsa/advisory-156.html
https://bugzilla.redhat.com/show_bug.cgi?id=1278496
https://github.com/torvalds/linux/commit/cbdb967af3d54993f5814f1cee0ed311a055377d
https://kb.juniper.net/JSA10783
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cbdb967af3d54993f5814f1cee0ed311a055377d
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172187.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172300.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172435.html
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.html
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00039.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html
http://rhn.redhat.com/errata/RHSA-2015-2636.html
http://rhn.redhat.com/errata/RHSA-2015-2645.html
http://rhn.redhat.com/errata/RHSA-2016-0046.html
http://support.citrix.com/article/CTX202583
http://support.citrix.com/article/CTX203879
http://www.debian.org/security/2015/dsa-3414
http://www.debian.org/security/2015/dsa-3426
http://www.debian.org/security/2016/dsa-3454
http://www.openwall.com/lists/oss-security/2015/11/10/5
http://www.openwall.com/lists/oss-security/2023/10/10/4
http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securityfocus.com/bid/77524
http://www.securityfocus.com/bid/91787
http://www.securitytracker.com/id/1034105
http://www.ubuntu.com/usn/USN-2840-1
http://www.ubuntu.com/usn/USN-2841-1
http://www.ubuntu.com/usn/USN-2841-2
http://www.ubuntu.com/usn/USN-2842-1
http://www.ubuntu.com/usn/USN-2842-2
http://www.ubuntu.com/usn/USN-2843-1
http://www.ubuntu.com/usn/USN-2843-2
http://www.ubuntu.com/usn/USN-2844-1
http://xenbits.xen.org/xsa/advisory-156.html
https://bugzilla.redhat.com/show_bug.cgi?id=1278496
https://github.com/torvalds/linux/commit/cbdb967af3d54993f5814f1cee0ed311a055377d
https://kb.juniper.net/JSA10783

CVSS

Base:	4.7
Impact:	6.9
Exploitability:	3.4

Pristup

Vektor	Složenost	Autentikacija
LOCAL	MEDIUM	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
NONE	NONE	COMPLETE

CVSS vektor

AV:L/AC:M/Au:N/C:N/I:N/A:C

Zadnje važnije ažuriranje

23-04-2025 - 16:15

Objavljeno

16-11-2015 - 11:59