FKIE_CVE-2015-7512
Vulnerability from fkie_nvd - Published: 2016-01-08 21:59 - Updated: 2026-06-17 00:32
Severity
Summary
Buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU, when a guest NIC has a larger MTU, allows remote attackers to cause a denial of service (guest OS crash) or execute arbitrary code via a large packet.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| qemu | qemu | * | |
| qemu | qemu | 2.5.0 | |
| qemu | qemu | 2.5.0 | |
| qemu | qemu | 2.5.0 | |
| redhat | enterprise_linux_desktop | 6.0 | |
| redhat | enterprise_linux_eus | 6.7 | |
| redhat | enterprise_linux_server | 6.0 | |
| redhat | enterprise_linux_workstation | 6.0 | |
| redhat | openstack | 5.0 | |
| redhat | virtualization | 3.0 | |
| redhat | enterprise_linux_server | 6.0 | |
| debian | debian_linux | 7.0 | |
| debian | debian_linux | 8.0 | |
| oracle | linux | 6 |
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"source": "secalert@redhat.com"
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"cveTags": [],
"descriptions": [
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"lang": "en",
"value": "Buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU, when a guest NIC has a larger MTU, allows remote attackers to cause a denial of service (guest OS crash) or execute arbitrary code via a large packet."
},
{
"lang": "es",
"value": "Desbordamiento de buffer en la funci\u00f3n pcnet_receive en hw/net/pcnet.c en QEMU, cuando un NIC invitado tiene un MTU m\u00e1s grande, permite a atacantes provocar una denegaci\u00f3n de servicio (ca\u00edda de SO invitado) o ejecutar c\u00f3digo arbitrario a trav\u00e9s de un paquete grande."
}
],
"id": "CVE-2015-7512",
"lastModified": "2026-06-17T00:32:40.473",
"metrics": {
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"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
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"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 6.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 6.4,
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"obtainOtherPrivilege": false,
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"source": "nvd@nist.gov",
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"availabilityImpact": "HIGH",
"baseScore": 9.0,
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"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.2,
"impactScore": 6.0,
"source": "nvd@nist.gov",
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}
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},
"published": "2016-01-08T21:59:02.637",
"references": [
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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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