CVE-2016-5403 (GCVE-0-2016-5403)
Vulnerability from cvelistv5 – Published: 2016-08-02 16:00 – Updated: 2024-08-06 01:00
VLAI
EPSS
VEX
Summary
The virtqueue_pop function in hw/virtio/virtio.c in QEMU allows local guest OS administrators to cause a denial of service (memory consumption and QEMU process crash) by submitting requests without waiting for completion.
Severity
5.5 (Medium)
CWE
- n/a
Assigner
References
21 references
Date Public
2016-07-27 00:00
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"id": "CVE-2016-5403",
"lastModified": "2024-11-21T02:54:14.867",
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Advisory\"]},{\"url\":\"http://xenbits.xen.org/xsa/advisory-184.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=1358359\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]}]}}",
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-06-28T11:02:52+00:00",
"cve": "CVE-2016-5403",
"id": "CVE-2016-5403",
"initial_release_date": "2016-07-27T00:00:00+00:00",
"product_status:fixed": "184",
"product_status:known_affected": "3",
"product_status:known_not_affected": "5",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Qemu: virtio: unbounded memory allocation on host via guest leading to DoS",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-5403.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "low",
"current_release_date": "2026-09-02T08:53:35Z",
"cve": "CVE-2016-5403",
"id": "CVE-2016-5403",
"initial_release_date": "2023-02-15T05:00:43Z",
"product_status:known_affected": "396",
"product_status:known_not_affected": "167",
"product_status:recommended": "1897",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2016-5403",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-5403.json",
"version": "37"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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