CVE-2016-4482 (GCVE-0-2016-4482)
Vulnerability from cvelistv5 – Published: 2016-05-23 10:00 – Updated: 2024-08-06 00:32
VLAI
EPSS
VEX
Summary
The proc_connectinfo function in drivers/usb/core/devio.c in the Linux kernel through 4.6 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted USBDEVFS_CONNECTINFO ioctl call.
Severity
6.2 (Medium)
CWE
- n/a
Assigner
References
28 references
Date Public
2016-05-03 00:00
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}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*",
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"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The proc_connectinfo function in drivers/usb/core/devio.c in the Linux kernel through 4.6 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted USBDEVFS_CONNECTINFO ioctl call."
},
{
"lang": "es",
"value": "La funci\u00f3n proc_connectinfo en drivers/usb/core/devio.c en el kernel de Linux hasta la versi\u00f3n 4.6 no inicializa una estructura de datos determinada, lo que permite a usuarios locales obtener informaci\u00f3n sensible del kernel de memoria de pila a trav\u00e9s de una llamada USBDEVFS_CONNECTINFO ioctl manipulada."
}
],
"id": "CVE-2016-4482",
"lastModified": "2026-05-06T22:30:45.220",
"metrics": {
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{
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"baseSeverity": "LOW",
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"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
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"source": "nvd@nist.gov",
"type": "Primary",
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}
],
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{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 6.2,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"exploitabilityScore": 2.5,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2016-05-23T10:59:00.113",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=681fef8380eb818c0b845fca5d2ab1dcbab114ee"
},
{
"source": "cve@mitre.org",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184414.html"
},
{
"source": "cve@mitre.org",
"url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
],
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},
{
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{
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],
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},
{
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{
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],
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},
{
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],
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},
{
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"tags": [
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],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1332931"
},
{
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],
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},
{
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],
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},
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"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-200"
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},
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2025-11-21T12:03:08+00:00",
"cve": "CVE-2016-4482",
"id": "CVE-2016-4482",
"initial_release_date": "2016-05-03T00:00:00+00:00",
"product_status:known_affected": "55",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: information leak in devio.c",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-4482.json",
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},
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"id": "CVE-2016-4482",
"initial_release_date": "2023-02-15T05:02:49Z",
"product_status:known_affected": "24",
"product_status:known_not_affected": "495",
"product_status:recommended": "421",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2016-4482",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-4482.json",
"version": "26"
}
}
}
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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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