CVE-2012-2133 (GCVE-0-2012-2133)
Vulnerability from cvelistv5 – Published: 2012-07-03 16:00 – Updated: 2024-08-06 19:26
VLAI
EPSS
VEX
Summary
Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| http://git.kernel.org/?p=linux/kernel/git/torvald… | x_refsource_CONFIRM |
| http://www.debian.org/security/2012/dsa-2469 | vendor-advisoryx_refsource_DEBIAN |
| https://bugzilla.redhat.com/show_bug.cgi?id=817430 | x_refsource_CONFIRM |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisoryx_refsource_SUSE |
| http://www.openwall.com/lists/oss-security/2012/0… | mailing-listx_refsource_MLIST |
| http://www.kernel.org/pub/linux/kernel/v3.x/Chang… | x_refsource_CONFIRM |
| http://www.securityfocus.com/bid/53233 | vdb-entryx_refsource_BID |
| https://exchange.xforce.ibmcloud.com/vulnerabilit… | vdb-entryx_refsource_XF |
| https://github.com/torvalds/linux/commit/90481622… | x_refsource_CONFIRM |
Date Public
2012-04-24 00:00
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"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2025-11-21T12:52:11+00:00",
"cve": "CVE-2012-2133",
"id": "CVE-2012-2133",
"initial_release_date": "2012-03-22T00:00:00+00:00",
"product_status:fixed": "567",
"product_status:known_not_affected": "3",
"source": "Red Hat CSAF VEX",
"status": "final",
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"suse_vex": {
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"current_release_date": "2026-07-26T01:47:37Z",
"cve": "CVE-2012-2133",
"id": "CVE-2012-2133",
"initial_release_date": "2023-02-15T05:47:15Z",
"product_status:known_not_affected": "495",
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"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2012-2133",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2012-2133.json",
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}
}
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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.
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.
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