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kernel: denial of service vector through vfio DMA mappings

🗓️ 07 Aug 2019 19:56:13Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

Linux vfio flaw enables memory exhaustion and denial of service via DMA mappings when a local attacker owns a vfio-pci device.

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IBM Security Bulletins		Security Bulletin: IBM QRadar SIEM is vulnerable to multiple Kernel vulnerabilities
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Tenable Nessus		Amazon Linux 2 : kernel (ALAS-2019-1214)
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Tenable Nessus		CentOS 8 : kernel (CESA-2019:3517)
29 Jan 202100:00
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Tenable Nessus		CentOS 7 : kernel (CESA-2019:2029)
11 Sep 201900:00
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Tenable Nessus		Debian DLA-1799-2 : linux security update (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)
29 May 201900:00
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Tenable Nessus		Debian DLA-1885-1 : linux-4.9 security update
20 Aug 201900:00
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Tenable Nessus		Debian DSA-4497-1 : linux - security update
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7x86_64kernel-rt3.10.0-1062.rt56.1022.el7kernel-rt-3.10.0-1062.rt56.1022.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug3.10.0-1062.rt56.1022.el7kernel-rt-debug-3.10.0-1062.rt56.1022.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-debuginfo3.10.0-1062.rt56.1022.el7kernel-rt-debug-debuginfo-3.10.0-1062.rt56.1022.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-devel3.10.0-1062.rt56.1022.el7kernel-rt-debug-devel-3.10.0-1062.rt56.1022.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-kvm3.10.0-1062.rt56.1022.el7kernel-rt-debug-kvm-3.10.0-1062.rt56.1022.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-kvm-debuginfo3.10.0-1062.rt56.1022.el7kernel-rt-debug-kvm-debuginfo-3.10.0-1062.rt56.1022.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debuginfo3.10.0-1062.rt56.1022.el7kernel-rt-debuginfo-3.10.0-1062.rt56.1022.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debuginfo-common-x86_643.10.0-1062.rt56.1022.el7kernel-rt-debuginfo-common-x86_64-3.10.0-1062.rt56.1022.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-devel3.10.0-1062.rt56.1022.el7kernel-rt-devel-3.10.0-1062.rt56.1022.el7.x86_64.rpm
Red Hat Enterprise Linux7noarchkernel-rt-doc3.10.0-1062.rt56.1022.el7kernel-rt-doc-3.10.0-1062.rt56.1022.el7.noarch.rpm
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30 Jun 2026 11:35Current
6.5Medium risk
Vulners AI Score6.5
CVSS 24.9
CVSS 3.15.5
CVSS 34.7
EPSS0.00538
CWE-400
Linux vfiovfio pcimemory exhaustiondenial of servicelocal attacker
4