Vulnerability-Lookup

CNVD-2016-03568

Vulnerability from cnvd - Published: 2016-05-25

Title

Linux kernel拒绝服务漏洞（CNVD-2016-03568）

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 3.19版本至4.6版本的tipc_nl_publ_dump中存在拒绝服务漏洞，该漏洞源于程序未能检查指向网络连接套接字属性的指针。本地攻击者可利用该漏洞造成拒绝服务（空指针逆向引用）。

Severity

高

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： http://kernel.org/

Reference

http://lists.openwall.net/netdev/2016/05/14/28 http://www.openwall.com/lists/oss-security/2016/05/21/2

Impacted products

Name
Linux kernel <4.6

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2016-4951"
    }
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  "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 3.19\u7248\u672c\u81f34.6\u7248\u672c\u7684tipc_nl_publ_dump\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u68c0\u67e5\u6307\u5411\u7f51\u7edc\u8fde\u63a5\u5957\u63a5\u5b57\u5c5e\u6027\u7684\u6307\u9488\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\u3002",
  "discovererName": "Baozeng Ding",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-03568",
  "openTime": "2016-05-25",
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  "serverity": "\u9ad8",
  "submitTime": "2016-05-23",
  "title": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2016-03568\uff09"
}

CVE-2016-4951 (GCVE-0-2016-4951)

Vulnerability from cvelistv5 – Published: 2016-05-23 10:00 – Updated: 2024-08-06 00:46

Summary

The tipc_nl_publ_dump function in net/tipc/socket.c in the Linux kernel through 4.6 does not verify socket existence, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via a dumpit operation.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

15 references

URL	Tags
http://www.openwall.com/lists/oss-security/2016/05/21/2	mailing-listx_refsource_MLIST
http://www.oracle.com/technetwork/topics/security…	x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-3017-1	vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-3017-3	vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-3017-2	vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://www.ubuntu.com/usn/USN-3016-2	vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-3016-1	vendor-advisoryx_refsource_UBUNTU
https://github.com/torvalds/linux/commit/45e093ae…	x_refsource_CONFIRM
http://git.kernel.org/cgit/linux/kernel/git/torva…	x_refsource_CONFIRM
http://www.oracle.com/technetwork/topics/security…	x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-3016-3	vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-3016-4	vendor-advisoryx_refsource_UBUNTU
http://lists.openwall.net/netdev/2016/05/14/28	mailing-listx_refsource_MLIST
http://www.ubuntu.com/usn/USN-3020-1	vendor-advisoryx_refsource_UBUNTU

Date Public

2016-05-14 00:00

Show details on NVD website

JSON

To clipboard

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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.