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vulnerability note CVE-2019-3882

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, Linux, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this threat: 1/4.
Consequences of a hack: denial of service on server, denial of service on service.
Pirate's origin: user shell.
Creation date: 03/04/2019.
Références of this weakness: CERTFR-2019-AVI-211, CERTFR-2019-AVI-212, CERTFR-2019-AVI-233, CERTFR-2019-AVI-392, 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, 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, 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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