cnvd - cnvd-2017-04511

cnvd-2017-04511

Vulnerability from cnvd

Title: Linux kernel本地拒绝服务漏洞（CNVD-2017-04511）

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 4.9.4之前的4.x版本中的drivers/hid/hid-cypress.c文件的‘cp_report_fixup’函数存在安全漏洞。攻击者可借助特制的HID报告利用该漏洞造成拒绝服务（整数下溢）。

Severity: 中

Patch Name: Linux kernel本地拒绝服务漏洞（CNVD-2017-04511）的补丁

Patch 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 4.9.4之前的4.x版本中的drivers/hid/hid-cypress.c文件的‘cp_report_fixup’函数存在安全漏洞。攻击者可借助特制的HID报告利用该漏洞造成拒绝服务（整数下溢）。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://github.com/torvalds/linux/commit/1ebb71143758f45dc0fa76e2f48429e13b16d110

Reference: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1ebb71143758f45dc0fa76e2f48429e13b16d110

Impacted products

Name
Linux Kernel 4.*，<4.9.4

Show details on source website

JSON

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{
  "bids": {
    "bid": {
      "bidNumber": "97190"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-7273",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7273"
    }
  },
  "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 4.9.4\u4e4b\u524d\u76844.x\u7248\u672c\u4e2d\u7684drivers/hid/hid-cypress.c\u6587\u4ef6\u7684\u2018cp_report_fixup\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684HID\u62a5\u544a\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u6574\u6570\u4e0b\u6ea2\uff09\u3002",
  "discovererName": "Benoit Camredon",
  "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:\r\nhttps://github.com/torvalds/linux/commit/1ebb71143758f45dc0fa76e2f48429e13b16d110",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-04511",
  "openTime": "2017-04-17",
  "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 4.9.4\u4e4b\u524d\u76844.x\u7248\u672c\u4e2d\u7684drivers/hid/hid-cypress.c\u6587\u4ef6\u7684\u2018cp_report_fixup\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684HID\u62a5\u544a\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u6574\u6570\u4e0b\u6ea2\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\u672c\u5730\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-04511\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel 4.*\uff0c\u003c4.9.4"
  },
  "referenceLink": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1ebb71143758f45dc0fa76e2f48429e13b16d110",
  "serverity": "\u4e2d",
  "submitTime": "2017-03-30",
  "title": "Linux kernel\u672c\u5730\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-04511\uff09"
}

CVE-2017-7273 (GCVE-0-2017-7273)

Vulnerability from cvelistv5

Published

2017-03-27 17:00

Modified

2024-08-05 15:56

Severity ?

CWE

Summary

The cp_report_fixup function in drivers/hid/hid-cypress.c in the Linux kernel 3.2 and 4.x before 4.9.4 allows physically proximate attackers to cause a denial of service (integer underflow) or possibly have unspecified other impact via a crafted HID report.

References

▼	URL	Tags
	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.4	x_refsource_CONFIRM
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1ebb71143758f45dc0fa76e2f48429e13b16d110	x_refsource_CONFIRM
	https://github.com/torvalds/linux/commit/1ebb71143758f45dc0fa76e2f48429e13b16d110	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/97190	vdb-entry, x_refsource_BID
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4faec4a2ef5dd481682cc155cb9ea14ba2534b76	x_refsource_CONFIRM

Impacted products

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

Show details on NVD website

JSON

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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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