cnvd - cnvd-2017-07503

cnvd-2017-07503

Vulnerability from cnvd

Title: libdwarf堆缓冲区溢出漏洞（CNVD-2017-07503）

Description:

libdwarf是一套用于读取和写入DWARF2调试信息的工具。

libdwarf 2017-03-21版本中的‘dwarf_formsdata()’函数存在堆缓冲区溢出漏洞。攻击者可利用该漏洞造成堆缓冲区越边界读取。

Severity: 高

Patch Name: libdwarf堆缓冲区溢出漏洞（CNVD-2017-07503）的补丁

Patch Description:

libdwarf是一套用于读取和写入DWARF2调试信息的工具。

libdwarf 2017-03-21版本中的‘dwarf_formsdata()’函数存在堆缓冲区溢出漏洞。攻击者可利用该漏洞造成堆缓冲区越边界读取。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://sourceforge.net/p/libdwarf/code/ci/cc37d6917011733d776ae228af4e5d6abe9613c1#diff-3

Reference: https://www.prevanders.net/dwarfbug.html

Impacted products

Name
libdwarf libdwarf 2017-03-21

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-9055"
    }
  },
  "description": "libdwarf\u662f\u4e00\u5957\u7528\u4e8e\u8bfb\u53d6\u548c\u5199\u5165DWARF2\u8c03\u8bd5\u4fe1\u606f\u7684\u5de5\u5177\u3002\r\n\r\nlibdwarf 2017-03-21\u7248\u672c\u4e2d\u7684\u2018dwarf_formsdata()\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\u3002",
  "discovererName": "Marcel Bohme and Van-Thuan Pham",
  "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://sourceforge.net/p/libdwarf/code/ci/cc37d6917011733d776ae228af4e5d6abe9613c1#diff-3",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-07503",
  "openTime": "2017-05-24",
  "patchDescription": "libdwarf\u662f\u4e00\u5957\u7528\u4e8e\u8bfb\u53d6\u548c\u5199\u5165DWARF2\u8c03\u8bd5\u4fe1\u606f\u7684\u5de5\u5177\u3002\r\n\r\nlibdwarf 2017-03-21\u7248\u672c\u4e2d\u7684\u2018dwarf_formsdata()\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u5806\u7f13\u51b2\u533a\u8d8a\u8fb9\u754c\u8bfb\u53d6\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": "libdwarf\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2017-07503\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "libdwarf libdwarf 2017-03-21"
  },
  "referenceLink": "https://www.prevanders.net/dwarfbug.html",
  "serverity": "\u9ad8",
  "submitTime": "2017-05-22",
  "title": "libdwarf\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2017-07503\uff09"
}

CVE-2017-9055 (GCVE-0-2017-9055)

Vulnerability from cvelistv5

Published

2017-05-18 06:13

Modified

2024-08-05 16:55

Severity ?

CWE

Summary

An issue, also known as DW201703-001, was discovered in libdwarf 2017-03-21. In dwarf_formsdata() a few data types were not checked for being in bounds, leading to a heap-based buffer over-read.

References

▼	URL	Tags
	https://www.prevanders.net/dwarfbug.html	x_refsource_MISC

Impacted products

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

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T16:55:21.962Z",
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          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.prevanders.net/dwarfbug.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
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      ],
      "datePublic": "2017-05-18T00:00:00",
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          "lang": "en",
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        }
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      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
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      ],
      "providerMetadata": {
        "dateUpdated": "2017-05-18T05:57:01",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.prevanders.net/dwarfbug.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-9055",
          "STATE": "PUBLIC"
        },
        "affects": {
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            "vendor_data": [
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                "product": {
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                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
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                      }
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                "vendor_name": "n/a"
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        "data_format": "MITRE",
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        "problemtype": {
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        "references": {
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  "cveMetadata": {
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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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