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Vulnerability of Linux kernel: denial of service via vfio/type1 DMA Mappings

Synthesis of the vulnerability 

An attacker can trigger a fatal error via vfio/type1 DMA Mappings of the Linux kernel, in order to trigger a denial of service.
Vulnerable systems: Debian, Fedora, QRadar SIEM, Linux, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this threat: 1/4.
Creation date: 03/04/2019.
Références of this weakness: 1103505, CERTFR-2019-AVI-211, CERTFR-2019-AVI-212, CERTFR-2019-AVI-233, CERTFR-2019-AVI-392, CERTFR-2019-AVI-458, CVE-2019-3882, DLA-1799-1, DLA-1799-2, DLA-1885-1, DSA-4497-1, FEDORA-2019-65c6d11eba, FEDORA-2019-be9add5b77, openSUSE-SU-2019:1404-1, openSUSE-SU-2019:1407-1, openSUSE-SU-2019:1479-1, RHSA-2019:2029-01, RHSA-2019:2043-01, RHSA-2019:3309-01, RHSA-2019:3517-01, SUSE-SU-2019:1240-1, SUSE-SU-2019:1241-1, SUSE-SU-2019:1242-1, SUSE-SU-2019:1244-1, SUSE-SU-2019:1245-1, SUSE-SU-2019:1287-1, SUSE-SU-2019:1289-1, SUSE-SU-2019:1550-1, SUSE-SU-2019:2430-1, USN-3979-1, USN-3980-1, USN-3981-1, USN-3981-2, USN-3982-1, USN-3982-2, VIGILANCE-VUL-28934.

Description of the vulnerability 

An attacker can trigger a fatal error via vfio/type1 DMA Mappings of the Linux kernel, in order to trigger a denial of service.
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This security announce impacts software or systems such as Debian, Fedora, QRadar SIEM, Linux, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this threat 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 computer vulnerability announce.

Solutions for this threat 

Linux kernel: version 5.0.11.
The version 5.0.11 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v5.x/

Linux kernel: version 4.19.38.
The version 4.19.38 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.14.115.
The version 4.14.115 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 4.9.173.
The version 4.9.173 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.9.173.tar.xz

Linux kernel: version 4.4.180.
The version 4.4.180 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.4.180.tar.xz

Linux kernel: version 3.16.66.
The version 3.16.66 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v3.x/linux-3.16.66.tar.xz

Linux kernel: patch for vfio/type1 DMA Mappings.
A patch is indicated in information sources.

Debian 8: new linux-4.9 packages.
New packages are available:
  Debian 8: linux-4.9 4.9.168-1+deb9u5~deb8u1

Debian 8: new linux packages.
New packages are available:
  Debian 8: linux 3.16.68-1

Debian 9/10: new linux packages.
New packages are available:
  Debian 9: linux 4.9.168-1+deb9u5
  Debian 10: linux 4.19.37-5+deb10u2

Fedora 29: new kernel packages.
New packages are available:
  Fedora 29: kernel 5.0.6-200.fc29

Fedora: new kernel-headers packages.
New packages are available:
  Fedora 28: kernel-headers 5.0.6-100.fc28
  Fedora 29: kernel-headers 5.0.6-200.fc29

Fedora: new kernel-tools packages.
New packages are available:
  Fedora 28: kernel-tools 5.0.6-100.fc28
  Fedora 29: kernel-tools 5.0.6-200.fc29

IBM QRadar SIEM: patch for Kernel.
A patch is indicated in information sources.

openSUSE Leap 15.0: new kernel packages.
New packages are available:
  openSUSE Leap 15.0: kernel 4.12.14-lp150.12.61.1

openSUSE Leap 15.1: new kernel packages.
New packages are available:
  openSUSE Leap 15.1: kernel 4.12.14-lp151.28.4.1

openSUSE Leap 42.3: new kernel packages.
New packages are available:
  openSUSE Leap 42.3: kernel 4.4.179-99.1

RHEL 7: new kernel packages.
New packages are available:
  RHEL 7: kernel 3.10.0-1062.el7

RHEL 7: new kernel-rt packages.
New packages are available:
  RHEL 7: kernel-rt 3.10.0-1062.rt56.1022.el7

RHEL 8: new kernel packages.
New packages are available:
  RHEL 8: kernel 4.18.0-147.el8

RHEL 8: new kernel-rt packages.
New packages are available:
  RHEL 8: kernel-rt 4.18.0-147.rt24.93.el8

SUSE LE 12 SP1: new kernel packages.
New packages are available:
  SUSE LE 12 SP1: kernel 3.12.74-60.64.110.1

SUSE LE 12 SP2: new kernel packages.
New packages are available:
  SUSE LE 12 SP2: kernel 4.4.121-92.109.2

SUSE LE 12 SP3: new kernel packages.
New packages are available:
  SUSE LE 12 SP3: kernel 4.4.178-94.91.2

SUSE LE 12 SP4: new kernel packages.
New packages are available:
  SUSE LE 12 SP4: kernel 4.12.14-95.16.1

SUSE LE 15: new kernel-azure packages.
New packages are available:
  SUSE LE 15 RTM: kernel-azure 4.12.14-5.27.1

SUSE LE 15: new kernel packages.
New packages are available:
  SUSE LE 15 RTM: kernel 4.12.14-150.17.1

SUSE LE 15 SP1: new kernel packages.
New packages are available:
  SUSE LE 15 SP1: kernel 4.12.14-197.4.1

SUSE LE 15 SP1: new kernel-source-rt packages.
New packages are available:
  SUSE LE 15 SP1: kernel-source-rt 4.12.14-14.8.1

Ubuntu 19.04: new linux-image-5.0.0 packages.
New packages are available:
  Ubuntu 19.04: linux-image-generic 5.0.0.15.16

Ubuntu: new linux-image-4.15.0 packages.
New packages are available:
  Ubuntu 16.04 LTS: linux-image-generic-hwe-16.04 4.15.0.50.71
  Ubuntu 18.04 LTS: linux-image-generic 4.15.0.50.52

Ubuntu: new linux-image-4.18.0 packages.
New packages are available:
  Ubuntu 18.04 LTS: linux-image-generic-hwe-18.04 4.18.0.20.70
  Ubuntu 18.10: linux-image-generic 4.18.0.20.21

Ubuntu: new linux-image-4.4.0 packages.
New packages are available:
  Ubuntu 14.04 ESM: linux-image-generic-lts-xenial 4.4.0.148.130
  Ubuntu 16.04 LTS: linux-image-generic 4.4.0.148.156

Wind River Linux: solution (21/05/2019).
The solution is indicated in information sources.
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