cnvd - cnvd-2018-10154

cnvd-2018-10154

Vulnerability from cnvd

Title: Linux kernel拒绝服务漏洞（CNVD-2018-10154）

Description:

Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。

Linux kernel 4.11之前版本中的fs/f2fs/data.c文件的‘__get_data_block’函数存在安全漏洞。本地攻击者可利用该漏洞造成拒绝服务（整数溢出和死循环）。

Severity: 中

Patch Name: Linux kernel拒绝服务漏洞（CNVD-2018-10154）的补丁

Patch Description:

Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。

Linux kernel 4.11之前版本中的fs/f2fs/data.c文件的‘__get_data_block’函数存在安全漏洞。本地攻击者可利用该漏洞造成拒绝服务（整数溢出和死循环）。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b86e33075ed1909d8002745b56ecf73b833db143

Reference: https://github.com/torvalds/linux/commit/b86e33075ed1909d8002745b56ecf73b833db143

Impacted products

Name
Linux kernel <4.11

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-18257",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18257"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.11\u4e4b\u524d\u7248\u672c\u4e2d\u7684fs/f2fs/data.c\u6587\u4ef6\u7684\u2018__get_data_block\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u6574\u6570\u6ea2\u51fa\u548c\u6b7b\u5faa\u73af\uff09\u3002",
  "discovererName": "unknow",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b86e33075ed1909d8002745b56ecf73b833db143",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-10154",
  "openTime": "2018-05-23",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 4.11\u4e4b\u524d\u7248\u672c\u4e2d\u7684fs/f2fs/data.c\u6587\u4ef6\u7684\u2018__get_data_block\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u6574\u6570\u6ea2\u51fa\u548c\u6b7b\u5faa\u73af\uff09\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\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-10154\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux kernel \u003c4.11"
  },
  "referenceLink": "https://github.com/torvalds/linux/commit/b86e33075ed1909d8002745b56ecf73b833db143",
  "serverity": "\u4e2d",
  "submitTime": "2018-04-26",
  "title": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-10154\uff09"
}

CVE-2017-18257 (GCVE-0-2017-18257)

Vulnerability from cvelistv5

Published

2018-04-04 17:00

Modified

2024-08-05 21:13

Severity ?

CWE

Summary

The __get_data_block function in fs/f2fs/data.c in the Linux kernel before 4.11 allows local users to cause a denial of service (integer overflow and loop) via crafted use of the open and fallocate system calls with an FS_IOC_FIEMAP ioctl.

References

▼	URL	Tags
	https://usn.ubuntu.com/3696-1/	vendor-advisory, x_refsource_UBUNTU
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b86e33075ed1909d8002745b56ecf73b833db143	x_refsource_MISC
	https://github.com/torvalds/linux/commit/b86e33075ed1909d8002745b56ecf73b833db143	x_refsource_MISC
	https://www.debian.org/security/2018/dsa-4188	vendor-advisory, x_refsource_DEBIAN
	https://usn.ubuntu.com/3696-2/	vendor-advisory, x_refsource_UBUNTU

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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              "x_refsource_UBUNTU",
              "x_transferred"
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            "url": "https://usn.ubuntu.com/3696-1/"
          },
          {
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            ],
            "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b86e33075ed1909d8002745b56ecf73b833db143"
          },
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              "x_refsource_MISC",
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            "url": "https://github.com/torvalds/linux/commit/b86e33075ed1909d8002745b56ecf73b833db143"
          },
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            "tags": [
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            "url": "https://www.debian.org/security/2018/dsa-4188"
          },
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              "x_refsource_UBUNTU",
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            ],
            "url": "https://usn.ubuntu.com/3696-2/"
          }
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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