cnvd-2025-21043
Vulnerability from cnvd
Title
GNU Binutils内存消耗过多漏洞
Description
GNU Binutils是GNU项目开发的一组二进制工具集，主要用于处理目标文件（如可执行文件、库文件等），涵盖编译、链接、调试等阶段的功能。 GNU Binutils存在内存消耗过多漏洞，该漏洞源于dwarf2.c的load_separate_debug_files函数包含内存消耗过多漏洞，攻击者可利用该漏洞通过提供特制的ELF文件实施DNS攻击，进而导致拒绝服务。
Severity
中
Patch Name
GNU Binutils内存消耗过多漏洞的补丁
Patch Description
GNU Binutils是GNU项目开发的一组二进制工具集，主要用于处理目标文件（如可执行文件、库文件等），涵盖编译、链接、调试等阶段的功能。 GNU Binutils存在内存消耗过多漏洞，该漏洞源于dwarf2.c的load_separate_debug_files函数包含内存消耗过多漏洞，攻击者可利用该漏洞通过提供特制的ELF文件实施DNS攻击，进而导致拒绝服务。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程序修复该安全问题，详情见厂商官网： https://sourceware.org/bugzilla/show_bug.cgi?id=29924

Reference
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-48063
Impacted products
Name
GNU Binutils <2.40
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-48063",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-48063"
    }
  },
  "description": "GNU Binutils\u662fGNU\u9879\u76ee\u5f00\u53d1\u7684\u4e00\u7ec4\u4e8c\u8fdb\u5236\u5de5\u5177\u96c6\uff0c\u4e3b\u8981\u7528\u4e8e\u5904\u7406\u76ee\u6807\u6587\u4ef6\uff08\u5982\u53ef\u6267\u884c\u6587\u4ef6\u3001\u5e93\u6587\u4ef6\u7b49\uff09\uff0c\u6db5\u76d6\u7f16\u8bd1\u3001\u94fe\u63a5\u3001\u8c03\u8bd5\u7b49\u9636\u6bb5\u7684\u529f\u80fd\u3002\n\nGNU Binutils\u5b58\u5728\u5185\u5b58\u6d88\u8017\u8fc7\u591a\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8edwarf2.c\u7684load_separate_debug_files\u51fd\u6570\u5305\u542b\u5185\u5b58\u6d88\u8017\u8fc7\u591a\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u63d0\u4f9b\u7279\u5236\u7684ELF\u6587\u4ef6\u5b9e\u65bdDNS\u653b\u51fb\uff0c\u8fdb\u800c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u7a0b\u5e8f\u4fee\u590d\u8be5\u5b89\u5168\u95ee\u9898\uff0c\u8be6\u60c5\u89c1\u5382\u5546\u5b98\u7f51\uff1a\r\nhttps://sourceware.org/bugzilla/show_bug.cgi?id=29924",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2025-21043",
  "openTime": "2025-09-08",
  "patchDescription": "GNU Binutils\u662fGNU\u9879\u76ee\u5f00\u53d1\u7684\u4e00\u7ec4\u4e8c\u8fdb\u5236\u5de5\u5177\u96c6\uff0c\u4e3b\u8981\u7528\u4e8e\u5904\u7406\u76ee\u6807\u6587\u4ef6\uff08\u5982\u53ef\u6267\u884c\u6587\u4ef6\u3001\u5e93\u6587\u4ef6\u7b49\uff09\uff0c\u6db5\u76d6\u7f16\u8bd1\u3001\u94fe\u63a5\u3001\u8c03\u8bd5\u7b49\u9636\u6bb5\u7684\u529f\u80fd\u3002\r\n\r\nGNU Binutils\u5b58\u5728\u5185\u5b58\u6d88\u8017\u8fc7\u591a\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8edwarf2.c\u7684load_separate_debug_files\u51fd\u6570\u5305\u542b\u5185\u5b58\u6d88\u8017\u8fc7\u591a\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u63d0\u4f9b\u7279\u5236\u7684ELF\u6587\u4ef6\u5b9e\u65bdDNS\u653b\u51fb\uff0c\u8fdb\u800c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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\u5185\u5b58\u6d88\u8017\u8fc7\u591a\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "GNU Binutils \u003c2.40"
  },
  "referenceLink": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-48063",
  "serverity": "\u4e2d",
  "submitTime": "2023-12-08",
  "title": "GNU Binutils\u5185\u5b58\u6d88\u8017\u8fc7\u591a\u6f0f\u6d1e"
}


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