CVE-2011-1593 (GCVE-0-2011-1593)
Vulnerability from cvelistv5 – Published: 2011-05-03 20:00 – Updated: 2024-08-06 22:28
VLAI
EPSS
VEX
Summary
Multiple integer overflows in the next_pidmap function in kernel/pid.c in the Linux kernel before 2.6.38.4 allow local users to cause a denial of service (system crash) via a crafted (1) getdents or (2) readdir system call.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
13 references
| URL | Tags |
|---|---|
| http://www.ubuntu.com/usn/USN-1146-1 | vendor-advisoryx_refsource_UBUNTU |
| http://www.kernel.org/pub/linux/kernel/v2.6/Chang… | x_refsource_CONFIRM |
| http://secunia.com/advisories/44164 | third-party-advisoryx_refsource_SECUNIA |
| https://bugzilla.redhat.com/show_bug.cgi?id=697822 | x_refsource_CONFIRM |
| http://rhn.redhat.com/errata/RHSA-2011-0927.html | vendor-advisoryx_refsource_REDHAT |
| https://exchange.xforce.ibmcloud.com/vulnerabilit… | vdb-entryx_refsource_XF |
| http://openwall.com/lists/oss-security/2011/04/19/1 | mailing-listx_refsource_MLIST |
| http://git.kernel.org/?p=linux/kernel/git/torvald… | x_refsource_CONFIRM |
| http://git.kernel.org/?p=linux/kernel/git/torvald… | x_refsource_CONFIRM |
| http://groups.google.com/group/fa.linux.kernel/ms… | mailing-listx_refsource_MLIST |
| http://www.securityfocus.com/bid/47497 | vdb-entryx_refsource_BID |
| http://securitytracker.com/id?1025420 | vdb-entryx_refsource_SECTRACK |
| http://openwall.com/lists/oss-security/2011/04/20/1 | mailing-listx_refsource_MLIST |
Date Public
2011-04-18 00:00
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"value": "M\u00faltiples desbordamientos de entero en la funci\u00f3n next_pidmap en kernel/pid.c en el kernel de Linux antes de v2.6.38.4 permiten a usuarios locales causar una denegaci\u00f3n de servicio (por ca\u00edda del sistema) a trav\u00e9s de una llamada al sistema (1) getdents o (2) readdir.\r\n"
}
],
"id": "CVE-2011-1593",
"lastModified": "2026-04-29T01:13:23.040",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 4.9,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2011-05-03T20:55:08.463",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c78193e9c7bcbf25b8237ad0dec82f805c4ea69b"
},
{
"source": "secalert@redhat.com",
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d8bdc59f215e62098bc5b4256fd9928bf27053a1"
},
{
"source": "secalert@redhat.com",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "http://groups.google.com/group/fa.linux.kernel/msg/4a28ecb7f755a88d?dmode=source"
},
{
"source": "secalert@redhat.com",
"tags": [
"Mailing List",
"Patch",
"Third Party Advisory"
],
"url": "http://openwall.com/lists/oss-security/2011/04/19/1"
},
{
"source": "secalert@redhat.com",
"tags": [
"Mailing List",
"Patch",
"Third Party Advisory"
],
"url": "http://openwall.com/lists/oss-security/2011/04/20/1"
},
{
"source": "secalert@redhat.com",
"tags": [
"Third Party Advisory"
],
"url": "http://rhn.redhat.com/errata/RHSA-2011-0927.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Third Party Advisory",
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/44164"
},
{
"source": "secalert@redhat.com",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://securitytracker.com/id?1025420"
},
{
"source": "secalert@redhat.com",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.4"
},
{
"source": "secalert@redhat.com",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/47497"
},
{
"source": "secalert@redhat.com",
"tags": [
"Third Party Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-1146-1"
},
{
"source": "secalert@redhat.com",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=697822"
},
{
"source": "secalert@redhat.com",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66876"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c78193e9c7bcbf25b8237ad0dec82f805c4ea69b"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d8bdc59f215e62098bc5b4256fd9928bf27053a1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "http://groups.google.com/group/fa.linux.kernel/msg/4a28ecb7f755a88d?dmode=source"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch",
"Third Party Advisory"
],
"url": "http://openwall.com/lists/oss-security/2011/04/19/1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch",
"Third Party Advisory"
],
"url": "http://openwall.com/lists/oss-security/2011/04/20/1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://rhn.redhat.com/errata/RHSA-2011-0927.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/44164"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://securitytracker.com/id?1025420"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.4"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/47497"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-1146-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=697822"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/66876"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-190"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2025-11-21T12:58:09+00:00",
"cve": "CVE-2011-1593",
"id": "CVE-2011-1593",
"initial_release_date": "2011-04-13T00:00:00+00:00",
"product_status:fixed": "124",
"product_status:known_affected": "2",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: proc: signedness issue in next_pidmap()",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2011/cve-2011-1593.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-02T13:00:46Z",
"cve": "CVE-2011-1593",
"id": "CVE-2011-1593",
"initial_release_date": "2023-02-15T05:53:30Z",
"product_status:known_not_affected": "167",
"product_status:recommended": "106",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2011-1593",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2011-1593.json",
"version": "12"
}
}
}
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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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