The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them. |
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Synthesis of the vulnerability 
An attacker, inside a guest system, can trigger a fatal error via Machine Check Error On Page Size Change of Intel Processors, in order to trigger a denial of service on the host system.
Impacted products: SNS, XenServer, Debian, BIG-IP Hardware, TMOS, Fedora, FreeBSD, Linux, Windows 10, Windows 2008 R0, Windows 2008 R2, Windows 2012, Windows 2016, Windows 2019, Windows 7, Windows 8, Windows RT, OpenBSD, openSUSE Leap, Solaris, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu, ESXi, VMware vSphere Hypervisor, VMware Workstation, Xen.
Severity of this bulletin: 1/4.
Creation date: 13/11/2019.
Références of this threat: CERTFR-2019-AVI-554, CERTFR-2019-AVI-555, CERTFR-2019-AVI-558, CERTFR-2019-AVI-559, CERTFR-2019-AVI-560, CERTFR-2019-AVI-561, CERTFR-2019-AVI-563, CERTFR-2019-AVI-571, CERTFR-2019-AVI-575, CERTFR-2019-AVI-635, CERTFR-2020-AVI-029, CERTFR-2020-AVI-056, CERTFR-2020-AVI-618, CERTFR-2020-AVI-817, cpujul2020, CTX263684, CVE-2018-12207, DLA-1990-1, DSA-4564-1, DSA-4566-1, DSA-4602-1, FEDORA-2019-1689d3fe07, FEDORA-2019-68d7f68507, FEDORA-2019-7a3fc17778, FreeBSD-SA-19:25.mcepsc, INTEL-SA-00210, K17269881, openSUSE-SU-2019:2503-1, openSUSE-SU-2019:2505-1, openSUSE-SU-2019:2506-1, openSUSE-SU-2019:2507-1, openSUSE-SU-2019:2510-1, openSUSE-SU-2019:2710-1, RHSA-2019:3832-01, RHSA-2019:3833-01, RHSA-2019:3834-01, RHSA-2019:3835-01, RHSA-2019:3836-01, RHSA-2019:3837-01, RHSA-2019:3838-01, RHSA-2019:3839-01, RHSA-2019:3840-01, RHSA-2019:3841-01, RHSA-2019:3842-01, RHSA-2019:3843-01, RHSA-2019:3844-01, RHSA-2019:3936-01, RHSA-2020:0026-01, RHSA-2020:0028-01, RHSA-2020:0204-01, STORM-2019-026, SUSE-SU-2019:14218-1, SUSE-SU-2019:2946-1, SUSE-SU-2019:2947-1, SUSE-SU-2019:2948-1, SUSE-SU-2019:2949-1, SUSE-SU-2019:2950-1, SUSE-SU-2019:2951-1, SUSE-SU-2019:2952-1, SUSE-SU-2019:2953-1, SUSE-SU-2019:2954-1, SUSE-SU-2019:2955-1, SUSE-SU-2019:2956-1, SUSE-SU-2019:2960-1, SUSE-SU-2019:2961-1, SUSE-SU-2019:2962-1, SUSE-SU-2019:2984-1, SUSE-SU-2019:3294-1, SUSE-SU-2019:3295-1, SUSE-SU-2019:3297-1, SUSE-SU-2019:3340-1, SUSE-SU-2019:3348-1, SUSE-SU-2020:0093-1, SUSE-SU-2020:0334-1, SUSE-SU-2020:0388-1, SUSE-SU-2020:14444-1, USN-4183-1, USN-4183-2, USN-4184-1, USN-4184-2, USN-4185-1, USN-4185-2, USN-4185-3, USN-4186-1, USN-4186-2, USN-4186-3, VIGILANCE-VUL-30843, VMSA-2019-0020, XSA-304.
Description of the vulnerability 
An attacker, inside a guest system, can trigger a fatal error via Machine Check Error On Page Size Change of Intel Processors, in order to trigger a denial of service on the host system. Full bulletin, software filtering, emails, fixes, ... (Request your free trial)
This security vulnerability impacts software or systems such as SNS, XenServer, Debian, BIG-IP Hardware, TMOS, Fedora, FreeBSD, Linux, Windows 10, Windows 2008 R0, Windows 2008 R2, Windows 2012, Windows 2016, Windows 2019, Windows 7, Windows 8, Windows RT, OpenBSD, openSUSE Leap, Solaris, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu, ESXi, VMware vSphere Hypervisor, VMware Workstation, Xen.
Our Vigil@nce team determined that the severity of this computer weakness bulletin is low.
The trust level is of type confirmed by the editor, with an origin of user shell.
An attacker with a expert ability can exploit this security note.
Solutions for this threat 
Linux kernel: version 5.3.11.
The version 5.3.11 is fixed:
https://cdn.kernel.org/pub/linux/kernel/v5.x/
Linux kernel: version 4.19.84.
The version 4.19.84 is fixed:
https://cdn.kernel.org/pub/linux/kernel/v4.x/
Linux kernel: version 4.14.154.
The version 4.14.154 is fixed:
https://cdn.kernel.org/pub/linux/kernel/v4.x/
Linux kernel: version 4.9.201.
The version 4.9.201 is fixed:
https://cdn.kernel.org/pub/linux/kernel/v4.x/
Linux kernel: version 4.4.201.
The version 4.4.201 is fixed:
https://cdn.kernel.org/pub/linux/kernel/v4.x/
Linux kernel: version 3.16.77.
The version 3.16.77 is fixed:
https://cdn.kernel.org/pub/linux/kernel/v3.x/
Citrix Hypervisor, XenServer: patch for Intel.
A patch is indicated in information sources.
Debian 10: new qemu packages.
New packages are available:
Debian 10: qemu 1:3.1+dfsg-8+deb10u3
Debian 8: new linux-4.9 packages.
New packages are available:
Debian 8: linux-4.9 4.9.189-3+deb9u2~deb8u1
Debian 9/10: new linux packages.
New packages are available:
Debian 9: linux 4.9.189-3+deb9u2
Debian 10: linux 4.19.67-2+deb10u2
Debian 9/10: new xen packages.
New packages are available:
Debian 9: xen 4.8.5.final+shim4.10.4-1+deb9u12
Debian 10: xen 4.11.3+24-g14b62ab3e5-1~deb10u1
F5 BIG-IP: solution for Intel MCE.
The solution is indicated in information sources.
Fedora: new kernel-headers packages.
New packages are available:
Fedora 29: kernel-headers 5.3.11-100.fc29
Fedora 30: kernel-headers 5.3.11-200.fc30
Fedora 31: kernel-headers 5.3.11-300.fc31
Fedora: new kernel packages.
New packages are available:
Fedora 29: kernel 5.3.11-100.fc29
Fedora 30: kernel 5.3.11-200.fc30
Fedora 31: kernel 5.3.11-300.fc31
Fedora: new kernel-tools packages.
New packages are available:
Fedora 29: kernel-tools 5.3.11-100.fc29
Fedora 30: kernel-tools 5.3.11-200.fc30
Fedora 31: kernel-tools 5.3.11-300.fc31
Fedora: new microcode_ctl packages.
New packages are available:
Fedora 29: microcode_ctl 2.1-33.fc29
Fedora 30: microcode_ctl 2.1-33.fc30
Fedora 31: microcode_ctl 2.1-33.fc31
FreeBSD: patch for Machine Check Error On Page Size Change.
A patch is available:
https://security.FreeBSD.org/patches/SA-19:25/mcepsc.12.1.patch
https://security.FreeBSD.org/patches/SA-19:25/mcepsc.12.0.patch
https://security.FreeBSD.org/patches/SA-19:25/mcepsc.11.patch
Microsoft Windows: patch of November 2019.
A patch is indicated in information sources.
OpenBSD: patch for Intel Processors.
A patch is available:
https://ftp.openbsd.org/pub/OpenBSD/patches/6.5/common/018_inteldrm.patch.sig
https://ftp.openbsd.org/pub/OpenBSD/patches/6.6/common/007_inteldrm.patch.sig
openSUSE Leap 15.0: new kernel packages (14/11/2019).
New packages are available:
openSUSE Leap 15.0: kernel 4.12.14-lp150.12.82.1
openSUSE Leap 15.0: new qemu packages.
New packages are available:
openSUSE Leap 15.0: qemu 2.11.2-lp150.7.28.1
openSUSE Leap 15.0: new xen packages.
New packages are available:
openSUSE Leap 15.0: xen 4.10.4_06-lp150.2.25.1
openSUSE Leap 15.1: new kernel packages (14/11/2019).
New packages are available:
openSUSE Leap 15.1: kernel 4.12.14-lp151.28.32.1
openSUSE Leap 15.1: new qemu packages (14/11/2019).
New packages are available:
openSUSE Leap 15.1: qemu 3.1.1.1-lp151.7.6.1
openSUSE Leap 15.1: new spectre-meltdown-checker packages.
New packages are available:
openSUSE Leap 15.1: spectre-meltdown-checker 0.43-lp151.3.3.1
openSUSE: workaround for Intel CPU.
A workaround is indicated in the information source.
Oracle Solaris: CPU of July 2020.
A Critical Patch Update is available:
https://support.oracle.com/rs?type=doc&id=2684942.1
RHEL 6.5: new kernel packages.
New packages are available:
RHEL 6: kernel 2.6.32-431.96.3.el6
RHEL 6.6: new kernel packages.
New packages are available:
RHEL 6: kernel 2.6.32-504.81.3.el6
RHEL 6: new kernel packages.
New packages are available:
RHEL 6: kernel 2.6.32-754.24.2.el6
RHEL 6: new kernel-rt packages.
New packages are available:
RHEL 6: kernel-rt 3.10.0-693.60.2.rt56.655.el6rt
RHEL 7.2: new kernel packages.
New packages are available:
RHEL 7: kernel 3.10.0-327.82.2.el7
RHEL 7.3: new kernel packages.
New packages are available:
RHEL 7: kernel 3.10.0-514.70.2.el7
RHEL 7.4: new kernel packages.
New packages are available:
RHEL 7: kernel 3.10.0-693.60.2.el7
RHEL 7.5: new kernel packages.
New packages are available:
RHEL 7: kernel 3.10.0-862.43.2.el7
RHEL 7.6: new kernel packages.
New packages are available:
RHEL 7: kernel 3.10.0-957.38.2.el7
RHEL 7.6: new kpatch-patch packages.
New packages are available:
RHEL 7.6: kpatch-patch 3_10_0-957_35_1-1-5.el7
RHEL 7: new kernel packages.
New packages are available:
RHEL 7: kernel 3.10.0-1062.4.2.el7
RHEL 7: new kernel-rt packages.
New packages are available:
RHEL 7: kernel-rt 3.10.0-1062.4.2.rt56.1028.el7
RHEL 7: new kpatch-patch packages.
New packages are available:
RHEL 7.0-7.7: kpatch-patch 3_10_0-1062-1-9.el7
RHEL 8.0: new kernel packages.
New packages are available:
RHEL 8.0: kernel 4.18.0-80.15.1.el8_0
RHEL 8.1: new kernel packages.
New packages are available:
RHEL 8.1: kernel 4.18.0-147.0.2.el8_1
RHEL 8.1: new kernel-rt packages.
New packages are available:
RHEL 8.1: kernel-rt 4.18.0-147.0.2.rt24.94.el8_1
RHEL 8.1: new kpatch-patch packages.
New packages are available:
RHEL 8.1: kpatch-patch 4_18_0-147-1-3.el8_1
Stormshield Network Security: solution for Intel Processors.
The solution is indicated in information sources.
SUSE LE 11 SP4: new kernel packages.
New packages are available:
SUSE LE 11 SP4: kernel 3.0.101-108.108.1
SUSE LE 12 SP1: new kernel packages (13/11/2019).
New packages are available:
SUSE LE 12 SP1: kernel 3.12.74-60.64.124.1
SUSE LE 12 SP1: new xen packages.
New packages are available:
SUSE LE 12 SP1: xen 4.5.5_28-22.64.1
SUSE LE 12 SP2: new kernel packages.
New packages are available:
SUSE LE 12 SP2: kernel 4.4.121-92.125.1
SUSE LE 12 SP2: new xen packages.
New packages are available:
SUSE LE 12 SP2: xen 4.7.6_06-43.59.1
SUSE LE 12 SP3: new kernel packages (13/11/2019).
New packages are available:
SUSE LE 12 SP3: kernel 4.4.180-94.107.1
SUSE LE 12 SP3: new xen packages (16/12/2019).
New packages are available:
SUSE LE 12 SP3: xen 4.9.4_06-3.59.1
SUSE LE 12 SP4: new kernel-azure packages (13/11/2019).
New packages are available:
SUSE LE 12 SP4: kernel-azure 4.12.14-6.29.1
SUSE LE 12 SP4: new kernel packages (13/11/2019).
New packages are available:
SUSE LE 12 SP4: kernel 4.12.14-95.40.1
SUSE LE 12 SP4: new kernel-rt packages.
New packages are available:
SUSE LE 12 SP4: kernel-rt 4.12.14-8.9.3
SUSE LE 12 SP4: new qemu packages.
New packages are available:
SUSE LE 12 SP4: qemu 2.11.2-5.23.2
SUSE LE 12 SP4: new xen packages (05/08/2020).
New packages are available:
SUSE LE 11 SP4: xen 4.4.4_42-61.52.1
SUSE LE 12 SP4: new xen packages (13/11/2019).
New packages are available:
SUSE LE 12 SP4: xen 4.11.2_04-2.17.1
SUSE LE 12 SP5: new kernel-azure packages (15/01/2020).
New packages are available:
SUSE LE 12 SP5: kernel-azure 4.12.14-16.7.1
SUSE LE 12 SP5: new spectre-meltdown-checker packages.
New packages are available:
SUSE LE 12 SP5: spectre-meltdown-checker 0.43-3.3.1
SUSE LE 15 RTM: new kernel-azure packages (13/11/2019).
New packages are available:
SUSE LE 15 RTM: kernel-azure 4.12.14-5.44.1
SUSE LE 15 RTM: new kernel packages (13/11/2019).
New packages are available:
SUSE LE 15 RTM: kernel 4.12.14-150.41.1
SUSE LE 15 RTM: new qemu packages.
New packages are available:
SUSE LE 15 RTM: qemu 2.11.2-9.33.1
SUSE LE 15 RTM: new xen packages.
New packages are available:
SUSE LE 15 RTM: xen 4.10.4_06-3.25.1
SUSE LE 15 SP1: new kernel-azure packages (13/11/2019).
New packages are available:
SUSE LE 15 SP1: kernel-azure 4.12.14-8.19.1
SUSE LE 15 SP1: new kernel packages (13/11/2019).
New packages are available:
SUSE LE 15 SP1: kernel 4.12.14-197.26.1
SUSE LE 15 SP1: new kernel-rt packages.
New packages are available:
SUSE LE 15 SP1: kernel-rt 4.12.14-14.14.3
SUSE LE 15 SP1: new qemu packages (13/11/2019).
New packages are available:
SUSE LE 15 SP1: qemu 3.1.1.1-9.6.2
SUSE LE 15 SP1: new spectre-meltdown-checker packages.
New packages are available:
SUSE LE 15 SP1: spectre-meltdown-checker 0.43-3.3.1
SUSE LE 15 SP1: new xen packages.
New packages are available:
SUSE LE 15 SP1: xen 4.12.1_04-3.6.1
Ubuntu 19.10: new linux-image-5.3.0 packages.
New packages are available:
Ubuntu 19.10: linux-image-generic 5.3.0.23.27
Ubuntu: new linux-image-4.15.0 packages.
New packages are available:
Ubuntu 16.04 LTS: linux-image-generic-hwe-16.04 4.15.0.70.90
Ubuntu 18.04 LTS: linux-image-generic 4.15.0.70.72
Ubuntu: new linux-image-4.4.0 packages.
New packages are available:
Ubuntu 14.04 ESM: linux-image-generic-lts-xenial 4.4.0.168.147
Ubuntu 16.04 LTS: linux-image-generic 4.4.0.169.177
Ubuntu: new linux-image-5.0.0 packages.
New packages are available:
Ubuntu 18.04 LTS: linux-image-generic-hwe-18.04 5.0.0.36.94
Ubuntu 19.04: linux-image-generic 5.0.0.36.38
VMware ESXi/Workstation: solution for Intel.
The solution is indicated in information sources.
Xen: patch for Machine Check Error.
A patch is available:
https://xenbits.xen.org/xsa/xsa304/xsa304-1.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-2.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-3.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.8-1.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.8-2.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.9-1.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.9-2.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.10-1.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.10-2.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.10-3.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.11-1.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.11-2.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.11-3.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.12-1.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.12-2.patch
https://xenbits.xen.org/xsa/xsa304/xsa304-4.12-3.patch
Xen: version 4.11.3.
The version 4.11.3 is fixed:
http://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=refs/heads/stable-4.11
https://xenproject.org/downloads/xen-project-archives/xen-project-4-11-series/xen-project-4-11-3/
Xen: version 4.12.2.
The version 4.12.2 is fixed:
http://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=refs/heads/stable-4.12
https://xenproject.org/downloads/xen-project-archives/xen-project-4-12-series/xen-project-4-12-2/
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)
Computer vulnerabilities tracking service 
Vigil@nce provides a systems vulnerabilities alert. The Vigil@nce team tracks computer vulnerabilities impacting systems and applications.
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