CNVD-2021-36681

Vulnerability from cnvd - Published: 2021-05-24
VLAI
Title
GNU Binutils资源管理错误漏洞
Description
GNU Binutils（GNU Binary Utilities或binutils）是GNU社区的开发的一组编程语言工具程序。该程序主要用于处理多种格式的目标文件，并提供有连接器、汇编器和其他用于目标文件和档案的工具。 GNU Binutils BFD library 2.36之前版本存在资源管理错误漏洞，攻击者可利用该漏洞通过过度消耗内存对系统可用性造成影响。
Severity
高
Patch Name
GNU Binutils资源管理错误漏洞的补丁
Patch Description
GNU Binutils（GNU Binary Utilities或binutils）是GNU社区的开发的一组编程语言工具程序。该程序主要用于处理多种格式的目标文件，并提供有连接器、汇编器和其他用于目标文件和档案的工具。 GNU Binutils BFD library 2.36之前版本存在资源管理错误漏洞，攻击者可利用该漏洞通过过度消耗内存对系统可用性造成影响。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://bugzilla.redhat.com/show_bug.cgi?id=1947111

Reference
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RNBNDMJWZOQYCEZXENHBSM6DBZ332UZZ/
Impacted products
Name
GNU Binutils <2.36
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-3487",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-3487"
    }
  },
  "description": "GNU Binutils\uff08GNU Binary Utilities\u6216binutils\uff09\u662fGNU\u793e\u533a\u7684\u5f00\u53d1\u7684\u4e00\u7ec4\u7f16\u7a0b\u8bed\u8a00\u5de5\u5177\u7a0b\u5e8f\u3002\u8be5\u7a0b\u5e8f\u4e3b\u8981\u7528\u4e8e\u5904\u7406\u591a\u79cd\u683c\u5f0f\u7684\u76ee\u6807\u6587\u4ef6\uff0c\u5e76\u63d0\u4f9b\u6709\u8fde\u63a5\u5668\u3001\u6c47\u7f16\u5668\u548c\u5176\u4ed6\u7528\u4e8e\u76ee\u6807\u6587\u4ef6\u548c\u6863\u6848\u7684\u5de5\u5177\u3002\n\nGNU Binutils BFD library 2.36\u4e4b\u524d\u7248\u672c\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u8fc7\u5ea6\u6d88\u8017\u5185\u5b58\u5bf9\u7cfb\u7edf\u53ef\u7528\u6027\u9020\u6210\u5f71\u54cd\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1ahttps://bugzilla.redhat.com/show_bug.cgi?id=1947111",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-36681",
  "openTime": "2021-05-24",
  "patchDescription": "GNU Binutils\uff08GNU Binary Utilities\u6216binutils\uff09\u662fGNU\u793e\u533a\u7684\u5f00\u53d1\u7684\u4e00\u7ec4\u7f16\u7a0b\u8bed\u8a00\u5de5\u5177\u7a0b\u5e8f\u3002\u8be5\u7a0b\u5e8f\u4e3b\u8981\u7528\u4e8e\u5904\u7406\u591a\u79cd\u683c\u5f0f\u7684\u76ee\u6807\u6587\u4ef6\uff0c\u5e76\u63d0\u4f9b\u6709\u8fde\u63a5\u5668\u3001\u6c47\u7f16\u5668\u548c\u5176\u4ed6\u7528\u4e8e\u76ee\u6807\u6587\u4ef6\u548c\u6863\u6848\u7684\u5de5\u5177\u3002\r\n\r\nGNU Binutils BFD library 2.36\u4e4b\u524d\u7248\u672c\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u8fc7\u5ea6\u6d88\u8017\u5185\u5b58\u5bf9\u7cfb\u7edf\u53ef\u7528\u6027\u9020\u6210\u5f71\u54cd\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 Binutils\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "GNU Binutils \u003c2.36"
  },
  "referenceLink": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RNBNDMJWZOQYCEZXENHBSM6DBZ332UZZ/",
  "serverity": "\u9ad8",
  "submitTime": "2021-05-08",
  "title": "GNU Binutils\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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