Home/CVE/The (1) BMDMA and (2) AHCI HBA interfaces in the IDE functionality in QEMU 1.0 through 2.1.3 have multiple interpretatio
CVE

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 interpretatio

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.

MEDIUM · CVSS 4.9 EPSS 0.00207
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
▤

Affected Products & Versions

2
debian linuxall versions
qemuall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPotentially Suspicious Usage Of Qemu
▣

Scoring & Timeline

4.9
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:L/AC:L/Au:N/C:N/I:N/A:C
Published to NVD21 Apr 2015 · 04:59 PM
⚑

Vendor Advisories

8
suse-csafSUSE-SU-2016:1785-1
suse-csafSUSE-SU-2016:1745-1
suse-csafSUSE-SU-2016:1698-1
suse-csafSUSE-SU-2016:1560-1
suse-csafSUSE-SU-2016:1318-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://git.qemu.org/?p=qemu.git
http://openwall.com/lists/oss-security/2015/04/20/7
http://www.debian.org/security/2015/dsa-3259
http://www.securityfocus.com/bid/73316
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