Description
The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via a large I/O descriptor buffer length value.
Published: 2016-12-10
Score: 6.0 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2016-8275 The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via a large I/O descriptor buffer length value.
Ubuntu USN Ubuntu USN USN-3125-1 QEMU vulnerabilities
History

No history.

Subscriptions

Opensuse Leap
Qemu Qemu
Redhat Enterprise Linux Openstack Virtualization
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T01:57:47.613Z

Reserved: 2016-09-09T00:00:00.000Z

Link: CVE-2016-7422

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2016-12-10T00:59:18.687

Modified: 2026-05-06T22:30:45.220

Link: CVE-2016-7422

cve-icon Redhat

Severity : Low

Publid Date: 2016-09-15T00:00:00Z

Links: CVE-2016-7422 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses