Vulnerability Name:

CVE-2014-7842 (CCN-98658)

Assigned:2014-09-24
Published:2014-09-24
Updated:2023-02-13
Summary:Race condition in arch/x86/kvm/x86.c in the Linux kernel before 3.17.4 allows guest OS users to cause a denial of service (guest OS crash) via a crafted application that performs an MMIO transaction or a PIO transaction to trigger a guest userspace emulation error report, a similar issue to CVE-2010-5313.
CVSS v3 Severity:5.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:4.9 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
3.7 Low (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
4.0 Medium (CCN CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C)
3.0 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
4.0 Medium (REDHAT CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C)
3.0 Low (REDHAT Temporal CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2014-7842

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: RHSA-2016-0855
Moderate: kernel security, bug fix, and enhancement update

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: IBM Security Bulletin T1024270 (PowerKVM)
Vulnerabilities in the Linux kernel affect PowerKVM

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: BID-71078
Linux Kernel KVM CVE-2014-7842 Local Denial of Service Vulnerability

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: Red Hat Bugzilla Bug 1163762
(CVE-2014-7842) CVE-2014-7842 kernel: kvm: reporting emulation failures to userspace

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: XF
Type: UNKNOWN
linux-kernel-cve20147842-dos(98658)

Source: CCN
Type: Linux Kernel GIT Repository
KVM: X86: Don't report L2 emulation failures to user-space

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2014-7842

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*
    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:7::computenode:*:*:*:*:*
    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*
    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*
    • Configuration RedHat 6:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*
    • Configuration RedHat 7:
  • cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*
    • Configuration RedHat 8:
  • cpe:/o:redhat:enterprise_linux:6::computenode:*:*:*:*:*
    • Configuration RedHat 9:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*
    • Configuration RedHat 10:
  • cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:-:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:powerkvm:2.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:powerkvm:3.1:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_desktop:6:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_hpc_node:6:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server:6:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_workstation:6:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20147842
    V
    		CVE-2014-7842
    2022-09-02
    oval:org.opensuse.security:def:32240
    P
    		Security update for the Linux Kernel (Live Patch 41 for SLE 12 SP3) (Important)
    2021-12-14
    oval:org.opensuse.security:def:31716
    P
    		Security update for mozilla-nss (Important)
    2021-12-06
    oval:org.opensuse.security:def:26181
    P
    		Security update for mozilla-nss (Important)
    2021-12-06
    oval:org.opensuse.security:def:26139
    P
    		Security update for libvirt (Moderate)
    2021-10-04
    oval:org.opensuse.security:def:31642
    P
    		Security update for webkit2gtk3 (Important)
    2021-06-17
    oval:org.opensuse.security:def:42571
    P
    		kernel-default-3.0.101-63.1 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:36164
    P
    		kernel-default-3.0.101-63.1 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:36428
    P
    		kernel-docs-3.0.101-63.1 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:31631
    P
    		Security update for gstreamer-plugins-bad (Important)
    2021-06-07
    oval:org.opensuse.security:def:31630
    P
    		Security update for polkit (Important)
    2021-06-03
    oval:org.opensuse.security:def:26055
    P
    		Security update for hivex (Moderate)
    2021-05-26
    oval:org.opensuse.security:def:26053
    P
    		Security update for libxml2 (Important)
    2021-05-19
    oval:org.opensuse.security:def:32084
    P
    		Security update for gdm (Important)
    2021-04-28
    oval:org.opensuse.security:def:33088
    P
    		Security update for MozillaFirefox (Important)
    2021-03-01
    oval:org.opensuse.security:def:33079
    P
    		Security update for ImageMagick (Moderate)
    2021-02-19
    oval:org.opensuse.security:def:33022
    P
    		Security update for python3 (Important)
    2021-02-08
    oval:org.opensuse.security:def:33911
    P
    		Security update for dnsmasq (Important)
    2021-01-19
    oval:org.opensuse.security:def:25977
    P
    		Security update for openssl-1_1 (Important)
    2020-12-10
    oval:org.opensuse.security:def:33872
    P
    		Security update for python-setuptools (Important)
    2020-12-02
    oval:org.opensuse.security:def:32415
    P
    		Security update for wireshark (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26607
    P
    		libvorbis on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:33127
    P
    		kernel-default on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:28394
    P
    		Security update for samba (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32866
    P
    		g3utils on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:27391
    P
    		e2fsprogs-devel on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25713
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:28746
    P
    		Security update for libjasper
    2020-12-01
    oval:org.opensuse.security:def:33190
    P
    		libvirt on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25998
    P
    		Security update for libreoffice (Important)
    2020-12-01
    oval:org.opensuse.security:def:29124
    P
    		Security update for java-1_7_0-ibm (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26392
    P
    		Security update for MozillaThunderbird (Important)
    2020-12-01
    oval:org.opensuse.security:def:25989
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:27162
    P
    		kernel-default on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32403
    P
    		Security update for vim (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26403
    P
    		Security update for ffmpeg (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32450
    P
    		Security update for xen (Important)
    2020-12-01
    oval:org.opensuse.security:def:32722
    P
    		libopensc2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26709
    P
    		gmime on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:28604
    P
    		Security update for vino
    2020-12-01
    oval:org.opensuse.security:def:33128
    P
    		krb5 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25789
    P
    		Security update for flash-player (Critical)
    2020-12-01
    oval:org.opensuse.security:def:29036
    P
    		Security update for MozillaFirefox (Important)
    2020-12-01
    oval:org.opensuse.security:def:26290
    P
    		Security update for ImageMagick (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:29823
    P
    		Security update for java-1_6_0-ibm (Important)
    2020-12-01
    oval:org.opensuse.security:def:31997
    P
    		Security update for java-1_7_1-ibm (Important)
    2020-12-01
    oval:org.opensuse.security:def:26489
    P
    		Security update for php7-imagick (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26262
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:32384
    P
    		Security update for tiff (Low)
    2020-12-01
    oval:org.opensuse.security:def:32493
    P
    		bzip2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26656
    P
    		zoo on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:28405
    P
    		Security update for sqlite3 (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:27426
    P
    		kernel-docs on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25714
    P
    		Security update for libpng16 (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:28830
    P
    		Security update for samba (Important)
    2020-12-01
    oval:org.opensuse.security:def:33234
    P
    		postgresql on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:29141
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:31848
    P
    		Security update for clamav (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26431
    P
    		Security update for tor (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32296
    P
    		Security update for procmail (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32404
    P
    		Security update for w3m (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26554
    P
    		ghostscript-fonts-other on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:28393
    P
    		Security update for samba (Important)
    2020-12-01
    oval:org.opensuse.security:def:32779
    P
    		qt3 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26753
    P
    		libmysqlclient15-32bit on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:28689
    P
    		Security update for flash-player (Important)
    2020-12-01
    oval:org.opensuse.security:def:33167
    P
    		libnewt0_52 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25917
    P
    		Security update for mariadb (Important)
    2020-12-01
    oval:org.opensuse.security:def:29085
    P
    		Security update for emacs (Important)
    2020-12-01
    oval:org.opensuse.security:def:26343
    P
    		Security update for MozillaThunderbird (Important)
    2020-12-01
    oval:org.opensuse.security:def:29859
    P
    		Security update for Linux kernel
    2020-12-01
    oval:org.opensuse.security:def:25978
    P
    		Security update for tcpdump, libpcap (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:27127
    P
    		freetype2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26319
    P
    		Security update for kde-cli-tools5 (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32406
    P
    		Security update for wavpack (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32628
    P
    		PolicyKit on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26695
    P
    		fetchmail on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:28473
    P
    		Security update for xorg-x11-server (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25725
    P
    		Security update for MozillaFirefox (Important)
    2020-12-01
    oval:org.opensuse.security:def:28982
    P
    		Security update for tiff (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:29185
    P
    		Security update for mysql (Important)
    2020-12-01
    oval:org.opensuse.security:def:31940
    P
    		Recommended update for glibc (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26445
    P
    		Security update for chromium (Important)
    2020-12-01
    oval:org.opensuse.security:def:32345
    P
    		Security update for spice (Important)
    2020-12-01
    oval:com.redhat.rhsa:def:20160855
    P
    		RHSA-2016:0855: kernel security, bug fix, and enhancement update (Moderate)
    2016-05-10
    oval:com.redhat.rhsa:def:20152152
    P
    		RHSA-2015:2152: kernel security, bug fix, and enhancement update (Important)
    2015-11-19
    oval:com.ubuntu.xenial:def:201478420000000
    V
    		CVE-2014-7842 on Ubuntu 16.04 LTS (xenial) - medium.
    2014-11-30
    oval:com.ubuntu.xenial:def:20147842000
    V
    		CVE-2014-7842 on Ubuntu 16.04 LTS (xenial) - medium.
    2014-11-29
    oval:com.ubuntu.precise:def:20147842000
    V
    		CVE-2014-7842 on Ubuntu 12.04 LTS (precise) - medium.
    2014-11-29
    oval:com.ubuntu.trusty:def:20147842000
    V
    		CVE-2014-7842 on Ubuntu 14.04 LTS (trusty) - medium.
    2014-11-29
    BACK
    linux linux kernel -
    ibm powerkvm 2.1
    ibm powerkvm 3.1
    redhat enterprise linux desktop 6
    redhat enterprise linux hpc node 6
    redhat enterprise linux server 6
    redhat enterprise linux workstation 6