CVE-2014-9718
qemu - security update
EPSS 0.21%
Description
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.
How to fix CVE-2014-9718
To remediate CVE-2014-9718, upgrade the affected package to a fixed version below.
- Debian/qemu—upgrade to 1:2.3+dfsg-1 or later
- —upgrade to 1:2.1+dfsg-12 or later
Is CVE-2014-9718 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1:2.3+dfsg-1
- from 0, < 1:2.1+dfsg-12