cnvd-2019-22419
Vulnerability from cnvd
Title
GNU Binutils越界读取漏洞
Description
GNU Binutils是一组用于创建和管理二进制程序、对象文件、库、配置文件数据及程序集源代码的编程工具。 GNU Binutils 2.32中使用的二进制文件描述符（BFD）库（即libbfd）存在越界读取漏洞。攻击者可利用该漏洞导致libbfd.c中的bfd_getl32发生SEGV（当从pei-x86_64.c中的pex64_get_runtime_function调用时）导致泄露敏感信息，添加或修改数据或拒绝服务（DoS）。
Severity
中
Patch Name
GNU Binutils越界读取漏洞的补丁
Patch Description
GNU Binutils是一组用于创建和管理二进制程序、对象文件、库、配置文件数据及程序集源代码的编程工具。 GNU Binutils 2.32中使用的二进制文件描述符（BFD）库（即libbfd）存在越界读取漏洞。攻击者可利用该漏洞导致libbfd.c中的bfd_getl32发生SEGV（当从pei-x86_64.c中的pex64_get_runtime_function调用时）导致泄露敏感信息，添加或修改数据或拒绝服务（DoS）。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

厂商已发布漏洞修复程序，请及时关注更新： https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=179f2db0d9c397d7dd8a59907b84208b79f7f48c

Reference
https://nvd.nist.gov/vuln/detail/CVE-2019-9074
Impacted products
Name
GNU Binutils 2.32
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-9074"
    }
  },
  "description": "GNU Binutils\u662f\u4e00\u7ec4\u7528\u4e8e\u521b\u5efa\u548c\u7ba1\u7406\u4e8c\u8fdb\u5236\u7a0b\u5e8f\u3001\u5bf9\u8c61\u6587\u4ef6\u3001\u5e93\u3001\u914d\u7f6e\u6587\u4ef6\u6570\u636e\u53ca\u7a0b\u5e8f\u96c6\u6e90\u4ee3\u7801\u7684\u7f16\u7a0b\u5de5\u5177\u3002\n\nGNU Binutils 2.32\u4e2d\u4f7f\u7528\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u63cf\u8ff0\u7b26\uff08BFD\uff09\u5e93\uff08\u5373libbfd\uff09\u5b58\u5728\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4libbfd.c\u4e2d\u7684bfd_getl32\u53d1\u751fSEGV\uff08\u5f53\u4ecepei-x86_64.c\u4e2d\u7684pex64_get_runtime_function\u8c03\u7528\u65f6\uff09\u5bfc\u81f4\u6cc4\u9732\u654f\u611f\u4fe1\u606f\uff0c\u6dfb\u52a0\u6216\u4fee\u6539\u6570\u636e\u6216\u62d2\u7edd\u670d\u52a1\uff08DoS\uff09\u3002",
  "discovererName": "unknown",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=179f2db0d9c397d7dd8a59907b84208b79f7f48c",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-22419",
  "openTime": "2019-07-12",
  "patchDescription": "GNU Binutils\u662f\u4e00\u7ec4\u7528\u4e8e\u521b\u5efa\u548c\u7ba1\u7406\u4e8c\u8fdb\u5236\u7a0b\u5e8f\u3001\u5bf9\u8c61\u6587\u4ef6\u3001\u5e93\u3001\u914d\u7f6e\u6587\u4ef6\u6570\u636e\u53ca\u7a0b\u5e8f\u96c6\u6e90\u4ee3\u7801\u7684\u7f16\u7a0b\u5de5\u5177\u3002\r\n\r\nGNU Binutils 2.32\u4e2d\u4f7f\u7528\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u63cf\u8ff0\u7b26\uff08BFD\uff09\u5e93\uff08\u5373libbfd\uff09\u5b58\u5728\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4libbfd.c\u4e2d\u7684bfd_getl32\u53d1\u751fSEGV\uff08\u5f53\u4ecepei-x86_64.c\u4e2d\u7684pex64_get_runtime_function\u8c03\u7528\u65f6\uff09\u5bfc\u81f4\u6cc4\u9732\u654f\u611f\u4fe1\u606f\uff0c\u6dfb\u52a0\u6216\u4fee\u6539\u6570\u636e\u6216\u62d2\u7edd\u670d\u52a1\uff08DoS\uff09\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\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "GNU Binutils 2.32"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-9074",
  "serverity": "\u4e2d",
  "submitTime": "2019-02-25",
  "title": "GNU Binutils\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e"
}


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