cnvd - cnvd-2017-27461

cnvd-2017-27461

Vulnerability from cnvd

Title: Linux kernel缓冲区溢出漏洞（CNVD-2017-27461）

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中的/drivers/isdn/i4l/isdn_net.c文件存在缓冲区溢出漏洞。本地攻击者可利用该漏洞在应用程序的上下文中执行任意代码或造成拒绝服务。

Severity: 高

Patch Name: Linux kernel缓冲区溢出漏洞（CNVD-2017-27461）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中的/drivers/isdn/i4l/isdn_net.c文件存在缓冲区溢出漏洞。本地攻击者可利用该漏洞在应用程序的上下文中执行任意代码或造成拒绝服务。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://patchwork.kernel.org/patch/9880041/

Reference: https://patchwork.kernel.org/patch/9880041/

Impacted products

Name
['Linux Kernel 4.4', 'Linux Kernel 4.9', 'Linux kernel 3.18', 'Linux kernel 4.12']

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "100251"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-12762"
    }
  },
  "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\u4e2d\u7684/drivers/isdn/i4l/isdn_net.c\u6587\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u5e94\u7528\u7a0b\u5e8f\u7684\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u4efb\u610f\u4ee3\u7801\u6216\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Linux",
  "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://patchwork.kernel.org/patch/9880041/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-27461",
  "openTime": "2017-09-19",
  "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\u4e2d\u7684/drivers/isdn/i4l/isdn_net.c\u6587\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u5e94\u7528\u7a0b\u5e8f\u7684\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u4efb\u610f\u4ee3\u7801\u6216\u9020\u6210\u62d2\u7edd\u670d\u52a1\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\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2017-27461\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Linux Kernel 4.4",
      "Linux Kernel 4.9",
      "Linux kernel 3.18",
      "Linux kernel 4.12"
    ]
  },
  "referenceLink": "https://patchwork.kernel.org/patch/9880041/",
  "serverity": "\u9ad8",
  "submitTime": "2017-08-10",
  "title": "Linux kernel\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2017-27461\uff09"
}

CVE-2017-12762 (GCVE-0-2017-12762)

Vulnerability from cvelistv5

Published

2017-08-09 21:00

Modified

2024-08-05 18:51

Severity ?

CWE

Summary

In /drivers/isdn/i4l/isdn_net.c: A user-controlled buffer is copied into a local buffer of constant size using strcpy without a length check which can cause a buffer overflow. This affects the Linux kernel 4.9-stable tree, 4.12-stable tree, 3.18-stable tree, and 4.4-stable tree.

References

▼	URL	Tags
	https://usn.ubuntu.com/3620-2/	vendor-advisory, x_refsource_UBUNTU
	https://patchwork.kernel.org/patch/9880041/	x_refsource_MISC
	http://www.securityfocus.com/bid/100251	vdb-entry, x_refsource_BID
	https://usn.ubuntu.com/3620-1/	vendor-advisory, x_refsource_UBUNTU
	http://www.openwall.com/lists/oss-security/2020/02/11/1	mailing-list, x_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2020/02/11/2	mailing-list, x_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2020/02/14/4	mailing-list, x_refsource_MLIST

Impacted products

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

Show details on NVD website

JSON

To clipboard

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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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