FKIE_CVE-2016-6187
Vulnerability from fkie_nvd - Published: 2016-08-06 20:59 - Updated: 2026-06-17 00:50
Severity
Summary
The apparmor_setprocattr function in security/apparmor/lsm.c in the Linux kernel before 4.6.5 does not validate the buffer size, which allows local users to gain privileges by triggering an AppArmor setprocattr hook.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * |
{
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "cve@mitre.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "3C4D37E6-8AC8-49A3-8C2F-A9FB2A4F7102",
"versionEndExcluding": "4.6.5",
"versionStartIncluding": "4.5",
"vulnerable": true
}
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The apparmor_setprocattr function in security/apparmor/lsm.c in the Linux kernel before 4.6.5 does not validate the buffer size, which allows local users to gain privileges by triggering an AppArmor setprocattr hook."
},
{
"lang": "es",
"value": "La funci\u00f3n apparmor_setprocattr en security/apparmor/lsm.c en el kernel de Linux en versiones anteriores a 4.6.5 no valida el tama\u00f1o de b\u00fafer, lo que permite a usuarios locales obtener privilegios desencadenando un gancho AppArmor setprocattr."
}
],
"id": "CVE-2016-6187",
"lastModified": "2026-06-17T00:50:36.293",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.2,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
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"cvssMetricV31": [
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"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
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"impactScore": 5.9,
"source": "nvd@nist.gov",
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},
"published": "2016-08-06T20:59:10.800",
"references": [
{
"source": "cve@mitre.org",
"tags": [
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],
"url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=30a46a4647fd1df9cf52e43bf467f0d9265096ca"
},
{
"source": "cve@mitre.org",
"tags": [
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"url": "http://marc.info/?l=linux-kernel\u0026m=146793642811929\u0026w=2"
},
{
"source": "cve@mitre.org",
"tags": [
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"url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.5"
},
{
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"tags": [
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{
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"url": "http://www.securityfocus.com/bid/91696"
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{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1354383"
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},
{
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"url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=30a46a4647fd1df9cf52e43bf467f0d9265096ca"
},
{
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"url": "http://marc.info/?l=linux-kernel\u0026m=146793642811929\u0026w=2"
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"tags": [
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"url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.5"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"url": "http://www.openwall.com/lists/oss-security/2016/07/09/2"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"url": "http://www.securityfocus.com/bid/91696"
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{
"source": "af854a3a-2127-422b-91ae-364da2661108",
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1354383"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
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"url": "https://github.com/torvalds/linux/commit/30a46a4647fd1df9cf52e43bf467f0d9265096ca"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
},
{
"lang": "en",
"value": "CWE-264"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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.
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- 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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