Vulnerability Details CVE-2014-9718
The (1) BMDMA and (2) AHCI HBA interfaces in the IDE functionality in QEMU 1.0 through 2.1.3 have multiple interpretations of a function's return value, which allows guest OS users to cause a host OS denial of service (memory consumption or infinite loop, and system crash) via a PRDT with zero complete sectors, related to the bmdma_prepare_buf and ahci_dma_prepare_buf functions.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 44.3%
CVSS Severity
CVSS v2 Score 4.9
Products affected by CVE-2014-9718
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cpe:2.3:a:qemu:qemu:1.0.1
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cpe:2.3:a:qemu:qemu:1.4.1
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cpe:2.3:a:qemu:qemu:1.4.2
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cpe:2.3:a:qemu:qemu:1.5.0
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cpe:2.3:a:qemu:qemu:1.5.1
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cpe:2.3:a:qemu:qemu:1.5.2
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cpe:2.3:a:qemu:qemu:1.5.3
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cpe:2.3:a:qemu:qemu:1.6.0
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cpe:2.3:a:qemu:qemu:1.6.1
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cpe:2.3:a:qemu:qemu:1.6.2
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cpe:2.3:a:qemu:qemu:1.7.1
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cpe:2.3:a:qemu:qemu:2.0.0
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cpe:2.3:a:qemu:qemu:2.0.2
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cpe:2.3:a:qemu:qemu:2.1.0
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cpe:2.3:a:qemu:qemu:2.1.1
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cpe:2.3:a:qemu:qemu:2.1.2
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cpe:2.3:a:qemu:qemu:2.1.3
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cpe:2.3:o:debian:debian_linux:8.0