cnvd - cnvd-2016-03015

cnvd-2016-03015

Vulnerability from cnvd

Title: GNU gcc整数溢出漏洞

Description:

GNU gcc（GNU Compiler Collection，GNU编译器套装）是GNU计划开发的一款开源的编程语言编译器。

GNU gcc中存在整数溢出漏洞，该漏洞源于cp-demangle.c文件中的string/array长度使用不一致的long和int类型。攻击者可利用该漏洞获取写访问权限，使程序崩溃。

Severity: 中

Patch Name: GNU gcc整数溢出漏洞的补丁

Patch Description:

GNU gcc（GNU Compiler Collection，GNU编译器套装）是GNU计划开发的一款开源的编程语言编译器。

GNU gcc中存在整数溢出漏洞，该漏洞源于cp-demangle.c文件中的string/array长度使用不一致的long和int类型。攻击者可利用该漏洞获取写访问权限，使程序崩溃。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： https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70498

Reference: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70498 http://www.openwall.com/lists/oss-security/2016/05/05/5

Impacted products

Name
GNU GCC

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-4490"
    }
  },
  "description": "GNU gcc\uff08GNU Compiler Collection\uff0cGNU\u7f16\u8bd1\u5668\u5957\u88c5\uff09\u662fGNU\u8ba1\u5212\u5f00\u53d1\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u7f16\u7a0b\u8bed\u8a00\u7f16\u8bd1\u5668\u3002\r\n\r\nGNU gcc\u4e2d\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8ecp-demangle.c\u6587\u4ef6\u4e2d\u7684string/array\u957f\u5ea6\u4f7f\u7528\u4e0d\u4e00\u81f4\u7684long\u548cint\u7c7b\u578b\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5199\u8bbf\u95ee\u6743\u9650\uff0c\u4f7f\u7a0b\u5e8f\u5d29\u6e83\u3002",
  "discovererName": "GNU",
  "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\nhttps://gcc.gnu.org/bugzilla/show_bug.cgi?id=70498",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-03015",
  "openTime": "2016-05-12",
  "patchDescription": "GNU gcc\uff08GNU Compiler Collection\uff0cGNU\u7f16\u8bd1\u5668\u5957\u88c5\uff09\u662fGNU\u8ba1\u5212\u5f00\u53d1\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u7f16\u7a0b\u8bed\u8a00\u7f16\u8bd1\u5668\u3002\r\n\r\nGNU gcc\u4e2d\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8ecp-demangle.c\u6587\u4ef6\u4e2d\u7684string/array\u957f\u5ea6\u4f7f\u7528\u4e0d\u4e00\u81f4\u7684long\u548cint\u7c7b\u578b\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5199\u8bbf\u95ee\u6743\u9650\uff0c\u4f7f\u7a0b\u5e8f\u5d29\u6e83\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": "GNU gcc\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
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  "serverity": "\u4e2d",
  "submitTime": "2016-05-10",
  "title": "GNU gcc\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2016-4490 (GCVE-0-2016-4490)

Vulnerability from cvelistv5

Published

2017-02-24 20:00

Modified

2024-08-06 00:32

Severity ?

CWE

Summary

Integer overflow in cp-demangle.c in libiberty allows remote attackers to cause a denial of service (segmentation fault and crash) via a crafted binary, related to inconsistent use of the long and int types for lengths.

References

▼	URL	Tags
	https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70498	x_refsource_CONFIRM
	http://www.openwall.com/lists/oss-security/2016/05/05/5	mailing-list, x_refsource_MLIST
	http://www.securityfocus.com/bid/90019	vdb-entry, x_refsource_BID

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

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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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