cnvd - cnvd-2016-02919

cnvd-2016-02919

Vulnerability from cnvd

Title: Libxml2堆缓冲区溢出漏洞（CNVD-2016-02919）

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中存在堆缓冲区溢出漏洞。当程序启用恢复模式时，攻击者可借助特制的xml利用该漏洞造成缓冲区越边界读取。

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/2016/05/04/7

Impacted products

Name
libxml2 libxml2

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2016-4483"
    }
  },
  "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\u4e2d\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u5f53\u7a0b\u5e8f\u542f\u7528\u6062\u590d\u6a21\u5f0f\u65f6\uff0c\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684xml\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\u3002",
  "discovererName": "unknown",
  "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/",
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  "number": "CNVD-2016-02919",
  "openTime": "2016-05-11",
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  "serverity": "\u4e2d",
  "submitTime": "2016-05-06",
  "title": "Libxml2\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2016-02919\uff09"
}

CVE-2016-4483 (GCVE-0-2016-4483)

Vulnerability from cvelistv5

Published

2017-04-11 16:00

Modified

2024-08-06 00:32

Severity ?

CWE

Summary

The xmlBufAttrSerializeTxtContent function in xmlsave.c in libxml2 allows context-dependent attackers to cause a denial of service (out-of-bounds read and application crash) via a non-UTF-8 attribute value, related to serialization. NOTE: this vulnerability may be a duplicate of CVE-2016-3627.

References

▼	URL	Tags
	http://www.openwall.com/lists/oss-security/2016/05/03/8	mailing-list, x_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2016/05/04/7	mailing-list, x_refsource_MLIST
	https://git.gnome.org/browse/libxml2/commit/?id=c97750d11bb8b6f3303e7131fe526a61ac65bcfd	x_refsource_CONFIRM
	http://www.openwall.com/lists/oss-security/2016/06/07/5	mailing-list, x_refsource_MLIST
	http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html	x_refsource_CONFIRM
	http://www.securityfocus.com/bid/90013	vdb-entry, x_refsource_BID
	https://www.tenable.com/security/tns-2016-18	x_refsource_CONFIRM
	http://www.debian.org/security/2016/dsa-3593	vendor-advisory, x_refsource_DEBIAN
	http://www.openwall.com/lists/oss-security/2016/06/07/4	mailing-list, x_refsource_MLIST
	http://rhn.redhat.com/errata/RHSA-2016-2957.html	vendor-advisory, x_refsource_REDHAT
	https://security.gentoo.org/glsa/201701-37	vendor-advisory, x_refsource_GENTOO
	http://www.securitytracker.com/id/1036348	vdb-entry, x_refsource_SECTRACK
	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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