4.4

CVE-2015-0239

Exploit
The em_sysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service (guest OS crash) by triggering use of a 16-bit code segment for emulation of a SYSENTER instruction.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 3.18.5
Canonical ≫ Ubuntu Linux Version12.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version14.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version14.10
Debian ≫ Debian Linux Version7.0
Debian ≫ Debian Linux Version8.0
Oracle ≫ Linux Version5 Update-
Oracle ≫ Linux Version7 Update-
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.64% 0.459
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.4 3.4 6.4
AV:L/AC:M/Au:N/C:P/I:P/A:P
CWE-269 Improper Privilege Management

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-1272.html
Third Party Advisory
http://www.ubuntu.com/usn/USN-2513-1
Third Party Advisory
http://www.ubuntu.com/usn/USN-2514-1
Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2015:058
Third Party Advisory
http://www.debian.org/security/2015/dsa-3170
Third Party Advisory
http://www.ubuntu.com/usn/USN-2515-1
Third Party Advisory
http://www.ubuntu.com/usn/USN-2516-1
Third Party Advisory
http://www.ubuntu.com/usn/USN-2517-1
Third Party Advisory
http://www.ubuntu.com/usn/USN-2518-1
Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.5
Vendor Advisory
Release Notes
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f3747379accba8e95d70cec0eae0582c8c182050
http://permalink.gmane.org/gmane.linux.kernel.commits.head/502245
Broken Link
http://www.openwall.com/lists/oss-security/2015/01/27/6
Third Party Advisory
Exploit
Mailing List
http://www.securityfocus.com/bid/72842
Third Party Advisory
VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1186448
Third Party Advisory
Issue Tracking
https://github.com/torvalds/linux/commit/f3747379accba8e95d70cec0eae0582c8c182050
Patch
Third Party Advisory