cnvd - cnvd-2018-24311

cnvd-2018-24311

Vulnerability from cnvd

Title: glibc拒绝服务漏洞

Description:

glibc（又名GNU C Library，libc6）是一种按照LGPL许可协议发布的开源免费的C语言编译程序。

glibc 2.29之前版本中的sysdeps/unix/sysv/linux/if_index.c文件的‘if_nametoindex()’函数存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（内存资源过度消耗）。

Severity: 中

Patch Name: glibc拒绝服务漏洞的补丁

Patch Description:

glibc（又名GNU C Library，libc6）是一种按照LGPL许可协议发布的开源免费的C语言编译程序。

glibc 2.29之前版本中的sysdeps/unix/sysv/linux/if_index.c文件的‘if_nametoindex()’函数存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（内存资源过度消耗）。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://sourceware.org/ml/libc-alpha/2018-11/msg00698.html

Reference: https://securitytracker.com/id/1042174

Impacted products

Name
Glibc glibc <2.29

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-19591"
    }
  },
  "description": "glibc\uff08\u53c8\u540dGNU C Library\uff0clibc6\uff09\u662f\u4e00\u79cd\u6309\u7167LGPL\u8bb8\u53ef\u534f\u8bae\u53d1\u5e03\u7684\u5f00\u6e90\u514d\u8d39\u7684C\u8bed\u8a00\u7f16\u8bd1\u7a0b\u5e8f\u3002\n\nglibc 2.29\u4e4b\u524d\u7248\u672c\u4e2d\u7684sysdeps/unix/sysv/linux/if_index.c\u6587\u4ef6\u7684\u2018if_nametoindex()\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u8d44\u6e90\u8fc7\u5ea6\u6d88\u8017\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:\r\nhttps://sourceware.org/ml/libc-alpha/2018-11/msg00698.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-24311",
  "openTime": "2018-11-29",
  "patchDescription": "glibc\uff08\u53c8\u540dGNU C Library\uff0clibc6\uff09\u662f\u4e00\u79cd\u6309\u7167LGPL\u8bb8\u53ef\u534f\u8bae\u53d1\u5e03\u7684\u5f00\u6e90\u514d\u8d39\u7684C\u8bed\u8a00\u7f16\u8bd1\u7a0b\u5e8f\u3002\r\n\r\nglibc 2.29\u4e4b\u524d\u7248\u672c\u4e2d\u7684sysdeps/unix/sysv/linux/if_index.c\u6587\u4ef6\u7684\u2018if_nametoindex()\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u8d44\u6e90\u8fc7\u5ea6\u6d88\u8017\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": "glibc\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Glibc glibc \u003c2.29"
  },
  "referenceLink": "https://securitytracker.com/id/1042174",
  "serverity": "\u4e2d",
  "submitTime": "2018-11-29",
  "title": "glibc\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2018-19591 (GCVE-0-2018-19591)

Vulnerability from cvelistv5

Published

2018-12-04 16:00

Modified

2024-08-05 11:37

Severity ?

CWE

Summary

In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socket descriptor that is not closed. This is related to the if_nametoindex() function.

References

▼	URL	Tags
	https://sourceware.org/git/?p=glibc.git%3Ba=blob_plain%3Bf=NEWS%3Bhb=HEAD	x_refsource_CONFIRM
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BO7WHN52GFMC5F2I2232GFIPSSXWFV7G/	vendor-advisory, x_refsource_FEDORA
	http://www.securityfocus.com/bid/106037	vdb-entry, x_refsource_BID
	https://sourceware.org/bugzilla/show_bug.cgi?id=23927	x_refsource_CONFIRM
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M52KE4YR3GNMHQUOS3DKAGZD5TQ5D5UH/	vendor-advisory, x_refsource_FEDORA
	https://security.gentoo.org/glsa/201903-09	vendor-advisory, x_refsource_GENTOO
	http://www.securitytracker.com/id/1042174	vdb-entry, x_refsource_SECTRACK
	https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commitdiff%3Bh=d527c860f5a3f0ed687bd03f0cb464612dc23408	x_refsource_CONFIRM
	https://security.netapp.com/advisory/ntap-20190321-0003/	x_refsource_CONFIRM
	https://security.gentoo.org/glsa/201908-06	vendor-advisory, x_refsource_GENTOO
	https://usn.ubuntu.com/4416-1/	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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}

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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