CVE-2011-2517 (GCVE-0-2011-2517)
Vulnerability from cvelistv5 – Published: 2012-05-24 23:00 – Updated: 2024-08-06 23:00
VLAI
EPSS
VEX
Summary
Multiple buffer overflows in net/wireless/nl80211.c in the Linux kernel before 2.6.39.2 allow local users to gain privileges by leveraging the CAP_NET_ADMIN capability during scan operations with a long SSID value.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
6 references
| URL | Tags |
|---|---|
| http://rhn.redhat.com/errata/RHSA-2011-1212.html | vendor-advisoryx_refsource_REDHAT |
| http://git.kernel.org/?p=linux/kernel/git/torvald… | x_refsource_CONFIRM |
| https://github.com/torvalds/linux/commit/208c72f4… | x_refsource_CONFIRM |
| http://www.openwall.com/lists/oss-security/2011/07/01/4 | mailing-listx_refsource_MLIST |
| http://ftp.osuosl.org/pub/linux/kernel/v2.6/Chang… | x_refsource_CONFIRM |
| https://bugzilla.redhat.com/show_bug.cgi?id=718152 | x_refsource_CONFIRM |
Date Public
2011-06-23 00:00
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-06T23:00:34.252Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"name": "RHSA-2011:1212",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://github.com/torvalds/linux/commit/208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"name": "[oss-security] 20110701 Re: CVE request: kernel: nl80211: missing check for valid SSID size in scan operations",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "http://www.openwall.com/lists/oss-security/2011/07/01/4"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.2"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=718152"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"datePublic": "2011-06-23T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "Multiple buffer overflows in net/wireless/nl80211.c in the Linux kernel before 2.6.39.2 allow local users to gain privileges by leveraging the CAP_NET_ADMIN capability during scan operations with a long SSID value."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2013-12-27T00:57:03.000Z",
"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"shortName": "redhat"
},
"references": [
{
"name": "RHSA-2011:1212",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/torvalds/linux/commit/208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"name": "[oss-security] 20110701 Re: CVE request: kernel: nl80211: missing check for valid SSID size in scan operations",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "http://www.openwall.com/lists/oss-security/2011/07/01/4"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.2"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=718152"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"assignerShortName": "redhat",
"cveId": "CVE-2011-2517",
"datePublished": "2012-05-24T23:00:00.000Z",
"dateReserved": "2011-06-15T00:00:00.000Z",
"dateUpdated": "2024-08-06T23:00:34.252Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2011-2517",
"date": "2026-09-17",
"epss": "0.00377",
"percentile": "0.3144"
},
"fkie_nvd": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "800B0EA0-5CBB-429B-9B0B-4926F84458DC",
"versionEndExcluding": "2.6.39.2",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "1D8B549B-E57B-4DFE-8A13-CAB06B5356B3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "133AAFA7-AF42-4D7B-8822-AA2E85611BF5",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "54D669D4-6D7E-449D-80C1-28FA44F06FFE",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "D0AC5CD5-6E58-433C-9EB3-6DFE5656463E",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Multiple buffer overflows in net/wireless/nl80211.c in the Linux kernel before 2.6.39.2 allow local users to gain privileges by leveraging the CAP_NET_ADMIN capability during scan operations with a long SSID value."
},
{
"lang": "es",
"value": "M\u00faltiples desbordamientos de b\u00fafer en net/wireless/nl80211.c en el kernel de Linux antes de v2.6.39.2 permite a usuarios locales obtener privilegios mediante el aprovechamiento de la capacidad CAP_NET_ADMIN durante las operaciones de exploraci\u00f3n con un valor de SSID de largo."
}
],
"id": "CVE-2011-2517",
"lastModified": "2024-11-21T01:28:26.817",
"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
}
]
},
"published": "2012-05-24T23:55:01.510",
"references": [
{
"source": "secalert@redhat.com",
"tags": [
"Broken Link"
],
"url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.2"
},
{
"source": "secalert@redhat.com",
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"source": "secalert@redhat.com",
"tags": [
"Third Party Advisory"
],
"url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2011/07/01/4"
},
{
"source": "secalert@redhat.com",
"tags": [
"Issue Tracking",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=718152"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/torvalds/linux/commit/208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Broken Link"
],
"url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.2"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2011/07/01/4"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=718152"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/torvalds/linux/commit/208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"nvd": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "800B0EA0-5CBB-429B-9B0B-4926F84458DC",
"versionEndExcluding": "2.6.39.2",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "1D8B549B-E57B-4DFE-8A13-CAB06B5356B3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "133AAFA7-AF42-4D7B-8822-AA2E85611BF5",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "54D669D4-6D7E-449D-80C1-28FA44F06FFE",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "D0AC5CD5-6E58-433C-9EB3-6DFE5656463E",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Multiple buffer overflows in net/wireless/nl80211.c in the Linux kernel before 2.6.39.2 allow local users to gain privileges by leveraging the CAP_NET_ADMIN capability during scan operations with a long SSID value."
},
{
"lang": "es",
"value": "M\u00faltiples desbordamientos de b\u00fafer en net/wireless/nl80211.c en el kernel de Linux antes de v2.6.39.2 permite a usuarios locales obtener privilegios mediante el aprovechamiento de la capacidad CAP_NET_ADMIN durante las operaciones de exploraci\u00f3n con un valor de SSID de largo."
}
],
"id": "CVE-2011-2517",
"lastModified": "2026-04-29T01:13:23.040",
"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
}
]
},
"published": "2012-05-24T23:55:01.510",
"references": [
{
"source": "secalert@redhat.com",
"tags": [
"Broken Link"
],
"url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.2"
},
{
"source": "secalert@redhat.com",
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"source": "secalert@redhat.com",
"tags": [
"Third Party Advisory"
],
"url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2011/07/01/4"
},
{
"source": "secalert@redhat.com",
"tags": [
"Issue Tracking",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=718152"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/torvalds/linux/commit/208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Broken Link"
],
"url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.2"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2011/07/01/4"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=718152"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/torvalds/linux/commit/208c72f4fe44fe09577e7975ba0e7fa0278f3d03"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Important",
"current_release_date": "2026-06-27T15:03:48+00:00",
"cve": "CVE-2011-2517",
"id": "CVE-2011-2517",
"initial_release_date": "2011-05-18T00:00:00+00:00",
"product_status:fixed": "198",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: nl80211: missing check for valid SSID size in scan operations",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2011/cve-2011-2517.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-08-01T00:27:10Z",
"cve": "CVE-2011-2517",
"id": "CVE-2011-2517",
"initial_release_date": "2023-02-15T05:52:27Z",
"product_status:known_not_affected": "495",
"product_status:recommended": "31",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2011-2517",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2011-2517.json",
"version": "18"
}
}
}
Loading…
Loading…
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.
Loading…
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.
Loading…
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.
Loading…