cnvd - cnvd-2017-03085

cnvd-2017-03085

Vulnerability from cnvd

Title: Linux kernel竞争条件漏洞（CNVD-2017-03085）

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 4.8.14之前的版本中的L2TPv3 IP Encapsulation功能存在竞争条件漏洞。本地攻击者可利用该漏洞获取权限或造成拒绝服务（释放后重用）。

Severity: 中

Patch Name: Linux kernel竞争条件漏洞（CNVD-2017-03085）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 4.8.14之前的版本中的L2TPv3 IP Encapsulation功能存在竞争条件漏洞。本地攻击者可利用该漏洞获取权限或造成拒绝服务（释放后重用）。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： http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=32c231164b762dddefa13af5a0101032c70b50ef

Reference: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=32c231164b762dddefa13af5a0101032c70b50ef

Impacted products

Name
Linux Kernel <4.8.14

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-10200"
    }
  },
  "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 4.8.14\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684L2TPv3 IP Encapsulation\u529f\u80fd\u5b58\u5728\u7ade\u4e89\u6761\u4ef6\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u6743\u9650\u6216\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u91ca\u653e\u540e\u91cd\u7528\uff09\u3002",
  "discovererName": "unknown",
  "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\nhttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=32c231164b762dddefa13af5a0101032c70b50ef",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-03085",
  "openTime": "2017-03-22",
  "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 4.8.14\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684L2TPv3 IP Encapsulation\u529f\u80fd\u5b58\u5728\u7ade\u4e89\u6761\u4ef6\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u6743\u9650\u6216\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u91ca\u653e\u540e\u91cd\u7528\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\u7ade\u4e89\u6761\u4ef6\u6f0f\u6d1e\uff08CNVD-2017-03085\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel \u003c4.8.14"
  },
  "referenceLink": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=32c231164b762dddefa13af5a0101032c70b50ef",
  "serverity": "\u4e2d",
  "submitTime": "2017-03-09",
  "title": "Linux kernel\u7ade\u4e89\u6761\u4ef6\u6f0f\u6d1e\uff08CNVD-2017-03085\uff09"
}

CVE-2016-10200 (GCVE-0-2016-10200)

Vulnerability from cvelistv5

Published

2017-03-07 21:00

Modified

2024-08-06 03:14

Severity ?

CWE

Summary

Race condition in the L2TPv3 IP Encapsulation feature in the Linux kernel before 4.8.14 allows local users to gain privileges or cause a denial of service (use-after-free) by making multiple bind system calls without properly ascertaining whether a socket has the SOCK_ZAPPED status, related to net/l2tp/l2tp_ip.c and net/l2tp/l2tp_ip6.c.

References

▼	URL	Tags
	https://github.com/torvalds/linux/commit/32c231164b762dddefa13af5a0101032c70b50ef	x_refsource_CONFIRM
	http://www.securitytracker.com/id/1037965	vdb-entry, x_refsource_SECTRACK
	https://access.redhat.com/errata/RHSA-2017:2437	vendor-advisory, x_refsource_REDHAT
	http://www.securitytracker.com/id/1037968	vdb-entry, x_refsource_SECTRACK
	https://access.redhat.com/errata/RHSA-2017:2444	vendor-advisory, x_refsource_REDHAT
	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=32c231164b762dddefa13af5a0101032c70b50ef	x_refsource_CONFIRM
	http://source.android.com/security/bulletin/2017-03-01.html	x_refsource_CONFIRM
	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.14	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/101783	vdb-entry, x_refsource_BID
	https://access.redhat.com/errata/RHSA-2017:2077	vendor-advisory, x_refsource_REDHAT
	https://access.redhat.com/errata/RHSA-2017:1842	vendor-advisory, x_refsource_REDHAT

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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