cnvd - cnvd-2017-07325

cnvd-2017-07325

Vulnerability from cnvd

Title: libxml2堆缓冲区溢出越边界读取漏洞（CNVD-2017-07325 ）

Description:

libxml2是GNOME项目组所研发的一个基于C语言的用来解析XML文档的函数库，它支持多种编码格式、Xpath解析、Well-formed和valid验证等。

libxml2 20904-GITv2.9.4-16-g0741801版本中的dict.c文件的‘xmlDictAddString’函数存在堆缓冲区溢出越边界读取漏洞。攻击者可利用该漏洞造成堆缓冲区越边界读取，导致使用libxml2的程序崩溃。

Severity: 中

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： http://xmlsoft.org/

Reference: http://www.openwall.com/lists/oss-security/2017/05/15/1

Impacted products

Name
libxml2 libxml2 20904-GITv2.9.4-16-g0741801

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-9050"
    }
  },
  "description": "libxml2\u662fGNOME\u9879\u76ee\u7ec4\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u57fa\u4e8eC\u8bed\u8a00\u7684\u7528\u6765\u89e3\u6790XML\u6587\u6863\u7684\u51fd\u6570\u5e93\uff0c\u5b83\u652f\u6301\u591a\u79cd\u7f16\u7801\u683c\u5f0f\u3001Xpath\u89e3\u6790\u3001Well-formed\u548cvalid\u9a8c\u8bc1\u7b49\u3002\r\n\r\nlibxml2 20904-GITv2.9.4-16-g0741801\u7248\u672c\u4e2d\u7684dict.c\u6587\u4ef6\u7684\u2018xmlDictAddString\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u8d8a\u8fb9\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\uff0c\u5bfc\u81f4\u4f7f\u7528libxml2\u7684\u7a0b\u5e8f\u5d29\u6e83\u3002",
  "discovererName": "Marcel B\u00f6hme",
  "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\nhttp://xmlsoft.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-07325",
  "openTime": "2017-05-24",
  "products": {
    "product": "libxml2 libxml2 20904-GITv2.9.4-16-g0741801"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2017/05/15/1",
  "serverity": "\u4e2d",
  "submitTime": "2017-05-22",
  "title": "libxml2\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u8d8a\u8fb9\u754c\u8bfb\u53d6\u6f0f\u6d1e\uff08CNVD-2017-07325 \uff09"
}

CVE-2017-9050 (GCVE-0-2017-9050)

Vulnerability from cvelistv5

Published

2017-05-18 06:13

Modified

2024-08-05 16:55

Severity ?

CWE

Summary

libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the xmlDictAddString function in dict.c. This vulnerability causes programs that use libxml2, such as PHP, to crash. This vulnerability exists because of an incomplete fix for CVE-2016-1839.

References

▼	URL	Tags
	http://www.securityfocus.com/bid/98568	vdb-entry, x_refsource_BID
	http://www.debian.org/security/2017/dsa-3952	vendor-advisory, x_refsource_DEBIAN
	https://security.gentoo.org/glsa/201711-01	vendor-advisory, x_refsource_GENTOO
	http://www.openwall.com/lists/oss-security/2017/05/15/1	x_refsource_MISC
	https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E	mailing-list, x_refsource_MLIST
	https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E	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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