Vulnerability-Lookup

CNVD-2016-05998

Vulnerability from cnvd - Published: 2016-08-04

Title

Linux Kernel本地堆溢出漏洞

Description

Linux是一套免费使用和自由传播的类Unix操作系统，是一个基于POSIX和UNIX的多用户、多任务、支持多线程和多CPU的操作系统。 Linux Kernel存在安全漏洞，允许攻击者利用该漏洞破坏内存从而使得堆溢出。

Severity

中

Patch Name

Linux Kernel本地堆溢出漏洞的补丁

Patch Description

Linux是一套免费使用和自由传播的类Unix操作系统，是一个基于POSIX和UNIX的多用户、多任务、支持多线程和多CPU的操作系统。 Linux Kernel存在安全漏洞，允许攻击者利用该漏洞破坏内存从而使得堆溢出。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

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://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=10eec60ce79187686e052092e5383c99b4420a20

Reference

http://www.openwall.com/lists/oss-security/2016/07/31/6

Impacted products

Name
Linux Kernel <=4.5

Show details on source website

JSON

To clipboard

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    "bid": {
      "bidNumber": "92259"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-6516"
    }
  },
  "description": "Linux\u662f\u4e00\u5957\u514d\u8d39\u4f7f\u7528\u548c\u81ea\u7531\u4f20\u64ad\u7684\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\uff0c\u662f\u4e00\u4e2a\u57fa\u4e8ePOSIX\u548cUNIX\u7684\u591a\u7528\u6237\u3001\u591a\u4efb\u52a1\u3001\u652f\u6301\u591a\u7ebf\u7a0b\u548c\u591aCPU\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nLinux Kernel\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u7834\u574f\u5185\u5b58\u4ece\u800c\u4f7f\u5f97\u5806\u6ea2\u51fa\u3002",
  "discovererName": "Scott Bauer.",
  "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://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=10eec60ce79187686e052092e5383c99b4420a20",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-05998",
  "openTime": "2016-08-04",
  "patchDescription": "Linux\u662f\u4e00\u5957\u514d\u8d39\u4f7f\u7528\u548c\u81ea\u7531\u4f20\u64ad\u7684\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\uff0c\u662f\u4e00\u4e2a\u57fa\u4e8ePOSIX\u548cUNIX\u7684\u591a\u7528\u6237\u3001\u591a\u4efb\u52a1\u3001\u652f\u6301\u591a\u7ebf\u7a0b\u548c\u591aCPU\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nLinux Kernel\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u7834\u574f\u5185\u5b58\u4ece\u800c\u4f7f\u5f97\u5806\u6ea2\u51fa\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\u672c\u5730\u5806\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel \u003c=4.5"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2016/07/31/6",
  "serverity": "\u4e2d",
  "submitTime": "2016-08-03",
  "title": "Linux Kernel\u672c\u5730\u5806\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2016-6516 (GCVE-0-2016-6516)

Vulnerability from cvelistv5 – Published: 2016-08-06 20:00 – Updated: 2024-08-06 01:29

Summary

Race condition in the ioctl_file_dedupe_range function in fs/ioctl.c in the Linux kernel through 4.7 allows local users to cause a denial of service (heap-based buffer overflow) or possibly gain privileges by changing a certain count value, aka a "double fetch" vulnerability.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
https://github.com/torvalds/linux/commit/10eec60c…	x_refsource_CONFIRM
http://www.securityfocus.com/bid/92259	vdb-entryx_refsource_BID
http://www.openwall.com/lists/oss-security/2016/07/31/6	mailing-listx_refsource_MLIST
http://git.kernel.org/cgit/linux/kernel/git/torva…	x_refsource_CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=1362457	x_refsource_CONFIRM

Date Public

2016-07-25 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.

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.
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CNVD-2016-05998

CVE-2016-6516 (GCVE-0-2016-6516)

Tags

Sightings

Nomenclature

Related by attack behaviour