Vulnerability-Lookup

CNVD-2016-03346

Vulnerability from cnvd - Published: 2016-05-19

Title

dosfstools内存泄露漏洞

Description

dosfstools是一套开源的命令行实用程序，它支持用户能够方便快捷地创建标签和检查GNU/Linux操作系统中的MS-DOS FAT文件系统等。 dosfstools的‘set_fat()’函数中存在安全漏洞，该漏洞源于程序中存在off-by-2错误。攻击者可利用该漏洞造成数据破坏和无效的内存访问。

Severity

中

Patch Name

dosfstools内存泄露漏洞的补丁

Patch Description

Formal description

目前厂商已经发布了升级补丁以修复此安全问题，详情请关注厂商主页： https://github.com/dosfstools/dosfstools

Reference

http://www.openwall.com/lists/oss-security/2016/05/14/1

Impacted products

Name
dosfstools dosfstools

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-8872"
    }
  },
  "description": "dosfstools\u662f\u4e00\u5957\u5f00\u6e90\u7684\u547d\u4ee4\u884c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u5b83\u652f\u6301\u7528\u6237\u80fd\u591f\u65b9\u4fbf\u5feb\u6377\u5730\u521b\u5efa\u6807\u7b7e\u548c\u68c0\u67e5GNU/Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684MS-DOS FAT\u6587\u4ef6\u7cfb\u7edf\u7b49\u3002\r\n\r\ndosfstools\u7684\u2018set_fat()\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u4e2d\u5b58\u5728off-by-2\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u6570\u636e\u7834\u574f\u548c\u65e0\u6548\u7684\u5185\u5b58\u8bbf\u95ee\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://github.com/dosfstools/dosfstools",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-03346",
  "openTime": "2016-05-19",
  "patchDescription": "dosfstools\u662f\u4e00\u5957\u5f00\u6e90\u7684\u547d\u4ee4\u884c\u5b9e\u7528\u7a0b\u5e8f\uff0c\u5b83\u652f\u6301\u7528\u6237\u80fd\u591f\u65b9\u4fbf\u5feb\u6377\u5730\u521b\u5efa\u6807\u7b7e\u548c\u68c0\u67e5GNU/Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684MS-DOS FAT\u6587\u4ef6\u7cfb\u7edf\u7b49\u3002\r\n\r\ndosfstools\u7684\u2018set_fat()\u2019\u51fd\u6570\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u4e2d\u5b58\u5728off-by-2\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u6570\u636e\u7834\u574f\u548c\u65e0\u6548\u7684\u5185\u5b58\u8bbf\u95ee\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "dosfstools\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "dosfstools dosfstools"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2016/05/14/1",
  "serverity": "\u4e2d",
  "submitTime": "2016-05-17",
  "title": "dosfstools\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2015-8872 (GCVE-0-2015-8872)

Vulnerability from cvelistv5 – Published: 2016-06-03 14:00 – Updated: 2024-08-06 08:29

Summary

The set_fat function in fat.c in dosfstools before 4.0 might allow attackers to corrupt a FAT12 filesystem or cause a denial of service (invalid memory read and crash) by writing an odd number of clusters to the third to last entry on a FAT12 filesystem, which triggers an "off-by-two error."

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

9 references

URL	Tags
http://lists.opensuse.org/opensuse-updates/2016-0…	vendor-advisoryx_refsource_SUSE
https://github.com/dosfstools/dosfstools/releases…	x_refsource_CONFIRM
https://github.com/dosfstools/dosfstools/issues/12	x_refsource_CONFIRM
https://blog.fuzzing-project.org/44-dosfstools-fs…	x_refsource_MISC
http://www.ubuntu.com/usn/USN-2986-1	vendor-advisoryx_refsource_UBUNTU
https://github.com/dosfstools/dosfstools/commit/0…	x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-updates/2016-0…	vendor-advisoryx_refsource_SUSE
http://www.securityfocus.com/bid/90311	vdb-entryx_refsource_BID
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST

Date Public

2016-05-08 00:00

Show details on NVD website

JSON

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            ],
            "url": "https://github.com/dosfstools/dosfstools/releases/tag/v4.0"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/dosfstools/dosfstools/issues/12"
          },
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            "tags": [
              "x_refsource_MISC",
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            "url": "https://blog.fuzzing-project.org/44-dosfstools-fsck.vfat-Several-invalid-memory-accesses.html"
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          },
          {
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            ],
            "url": "https://github.com/dosfstools/dosfstools/commit/07908124838afcc99c577d1d3e84cef2dbd39cb7"
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}

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.

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.

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Action not permitted

CNVD-2016-03346

CVE-2015-8872 (GCVE-0-2015-8872)

Tags

Sightings

Nomenclature

Related by attack behaviour