Vulnerability-Lookup

CNVD-2018-20469

Vulnerability from cnvd - Published: 2018-10-10

Title

Linux kernel拒绝服务漏洞（CNVD-2018-20469）

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 4.14.67版本中存在安全漏洞，该漏洞源于程序错误地处理了XFRM Netlink消息、IPPROTO_AH数据包和IPPROTO_IP数据包之间的交互。本地攻击者可通过以root权限运行特制的应用程序利用该漏洞造成拒绝服务（内存消耗和系统挂起）。

Severity

低

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://www.kernel.org/

Reference

https://www.openwall.com/lists/oss-security/2018/10/05/5

Impacted products

Name
Linux kernel 4.14.67

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2018-17977"
    }
  },
  "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 4.14.67\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u9519\u8bef\u5730\u5904\u7406\u4e86XFRM Netlink\u6d88\u606f\u3001IPPROTO_AH\u6570\u636e\u5305\u548cIPPROTO_IP\u6570\u636e\u5305\u4e4b\u95f4\u7684\u4ea4\u4e92\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4ee5root\u6743\u9650\u8fd0\u884c\u7279\u5236\u7684\u5e94\u7528\u7a0b\u5e8f\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u6d88\u8017\u548c\u7cfb\u7edf\u6302\u8d77\uff09\u3002",
  "discovererName": "unKnow",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://www.kernel.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-20469",
  "openTime": "2018-10-10",
  "products": {
    "product": "Linux kernel 4.14.67"
  },
  "referenceLink": "https://www.openwall.com/lists/oss-security/2018/10/05/5",
  "serverity": "\u4f4e",
  "submitTime": "2018-10-10",
  "title": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-20469\uff09"
}

CVE-2018-17977 (GCVE-0-2018-17977)

Vulnerability from cvelistv5 – Published: 2018-10-08 17:00 – Updated: 2024-08-05 11:01

Summary

The Linux kernel 4.14.67 mishandles certain interaction among XFRM Netlink messages, IPPROTO_AH packets, and IPPROTO_IP packets, which allows local users to cause a denial of service (memory consumption and system hang) by leveraging root access to execute crafted applications, as demonstrated on CentOS 7.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	http://www.securityfocus.com/bid/105539	vdb-entryx_refsource_BID
	https://www.openwall.com/lists/oss-security/2018/…	mailing-listx_refsource_MLIST

Date Public ?

2018-10-05 00:00

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 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.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2018-20469

CVE-2018-17977 (GCVE-0-2018-17977)

Tags

Sightings

Nomenclature