Vulnerability-Lookup

CNVD-2017-05411

Vulnerability from cnvd - Published: 2017-04-26

Title

Linux kernel内容错误引用漏洞

Description

Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。 Linux kernel 4.10.7之前版本中的fs/crypto/存在内容错误引用漏洞。本地攻击者可通过撤回用于ext4、f2fs或ubifs加密的keyring密钥利用该漏洞造成拒绝服务（空指针逆向引用）或获取权限。

Severity

高

Patch Name

Linux kernel内容错误引用漏洞的补丁

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，补丁获取链接： https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.7

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1b53cf9815bb4744958d41f3795d5d5a1d365e2d http://www.securityfocus.com/bid/97308

Impacted products

Name
Linux Kernel <4.10.7

Show details on source website

JSON

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{
  "bids": {
    "bid": {
      "bidNumber": "97308"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-7374",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7374"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.10.7\u4e4b\u524d\u7248\u672c\u4e2d\u7684fs/crypto/\u5b58\u5728\u5185\u5bb9\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u64a4\u56de\u7528\u4e8eext4\u3001f2fs\u6216ubifs\u52a0\u5bc6\u7684keyring\u5bc6\u94a5\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\u6216\u83b7\u53d6\u6743\u9650\u3002",
  "discovererName": "Linux",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.7",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-05411",
  "openTime": "2017-04-26",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.10.7\u4e4b\u524d\u7248\u672c\u4e2d\u7684fs/crypto/\u5b58\u5728\u5185\u5bb9\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u64a4\u56de\u7528\u4e8eext4\u3001f2fs\u6216ubifs\u52a0\u5bc6\u7684keyring\u5bc6\u94a5\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\u6216\u83b7\u53d6\u6743\u9650\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": "Linux kernel\u5185\u5bb9\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel \u003c4.10.7"
  },
  "referenceLink": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1b53cf9815bb4744958d41f3795d5d5a1d365e2d\r\nhttp://www.securityfocus.com/bid/97308",
  "serverity": "\u9ad8",
  "submitTime": "2017-04-05",
  "title": "Linux kernel\u5185\u5bb9\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2017-7374 (GCVE-0-2017-7374)

Vulnerability from cvelistv5 – Published: 2017-03-31 20:00 – Updated: 2024-08-05 15:56

Summary

Use-after-free vulnerability in fs/crypto/ in the Linux kernel before 4.10.7 allows local users to cause a denial of service (NULL pointer dereference) or possibly gain privileges by revoking keyring keys being used for ext4, f2fs, or ubifs encryption, causing cryptographic transform objects to be freed prematurely.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
https://source.android.com/security/bulletin/2017-10-01	x_refsource_CONFIRM
http://www.securityfocus.com/bid/97308	vdb-entryx_refsource_BID
https://github.com/torvalds/linux/commit/1b53cf98…	x_refsource_CONFIRM
https://www.kernel.org/pub/linux/kernel/v4.x/Chan…	x_refsource_CONFIRM
http://git.kernel.org/cgit/linux/kernel/git/torva…	x_refsource_CONFIRM

Date Public

2017-03-31 00:00

Show details on NVD website

JSON

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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.

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.