Vulnerability-Lookup

CNVD-2020-03948

Vulnerability from cnvd - Published: 2020-02-06

Title

matio内存泄漏漏洞

Description

MATIO是一款用于读写二进制MATLAB MAT文件的开源C语言库。 MATIO 1.5.17版本中的mat.c文件的‘Mat_VarCalloc’函数存在内存泄露漏洞，该漏洞源于程序未能考虑到rank==0的情况。攻击者可利用该漏洞造成拒绝服务。

Severity

高

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/tbeu/matio/commit/a47b7cd3aca70e9a0bddf8146eb4ab0cbd19c2c3

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-20052

Impacted products

Name
tbeu matio 1.5.17

Show details on source website

JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-20052",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-20052"
    }
  },
  "description": "MATIO\u662f\u4e00\u6b3e\u7528\u4e8e\u8bfb\u5199\u4e8c\u8fdb\u5236MATLAB MAT\u6587\u4ef6\u7684\u5f00\u6e90C\u8bed\u8a00\u5e93\u3002\n\nMATIO 1.5.17\u7248\u672c\u4e2d\u7684mat.c\u6587\u4ef6\u7684\u2018Mat_VarCalloc\u2019\u51fd\u6570\u5b58\u5728\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u8003\u8651\u5230rank==0\u7684\u60c5\u51b5\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/tbeu/matio/commit/a47b7cd3aca70e9a0bddf8146eb4ab0cbd19c2c3",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-03948",
  "openTime": "2020-02-06",
  "products": {
    "product": "tbeu matio 1.5.17"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-20052",
  "serverity": "\u9ad8",
  "submitTime": "2019-12-30",
  "title": "matio\u5185\u5b58\u6cc4\u6f0f\u6f0f\u6d1e"
}

CVE-2019-20052 (GCVE-0-2019-20052)

Vulnerability from cvelistv5 – Published: 2019-12-27 21:59 – Updated: 2024-08-05 02:32

Summary

A memory leak was discovered in Mat_VarCalloc in mat.c in matio 1.5.17 because SafeMulDims does not consider the rank==0 case.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/tbeu/matio/issues/131	x_refsource_MISC

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.

Detection rules are retrieved from Rulezet.

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.

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.