CNVD-2017-33191

Vulnerability from cnvd - Published: 2017-11-08
VLAI
Title
QEMU整数溢出漏洞
Description
QEMU（又名Quick Emulator）是法国程序员法布里斯-贝拉（Fabrice Bellard）所研发的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU中的hw/i386/multiboot.c文件的‘load_multiboot’函数存在整数溢出漏洞。本地攻击者可利用该漏洞在主机上执行任意代码（越边界写入）。
Severity
高
Patch Name
QEMU整数溢出漏洞的补丁
Patch Description
QEMU（又名Quick Emulator）是法国程序员法布里斯-贝拉（Fabrice Bellard）所研发的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU中的hw/i386/multiboot.c文件的‘load_multiboot’函数存在整数溢出漏洞。本地攻击者可利用该漏洞在主机上执行任意代码（越边界写入）。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

厂商已发布了漏洞修复程序，请及时关注更新： https://www.qemu.org/

Reference
http://www.openwall.com/lists/oss-security/2017/09/07/2 http://www.securityfocus.com/bid/100694
Impacted products
Name
QEMU QEMU 0
Show details on source website
To clipboard 

{
  "bids": {
    "bid": {
      "bidNumber": "100694"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-14167"
    }
  },
  "description": "QEMU\uff08\u53c8\u540dQuick Emulator\uff09\u662f\u6cd5\u56fd\u7a0b\u5e8f\u5458\u6cd5\u5e03\u91cc\u65af-\u8d1d\u62c9\uff08Fabrice Bellard\uff09\u6240\u7814\u53d1\u7684\u4e00\u5957\u6a21\u62df\u5904\u7406\u5668\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u5177\u6709\u901f\u5ea6\u5feb\u3001\u8de8\u5e73\u53f0\u7b49\u7279\u70b9\u3002\r\n\r\nQEMU\u4e2d\u7684hw/i386/multiboot.c\u6587\u4ef6\u7684\u2018load_multiboot\u2019\u51fd\u6570\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u4e3b\u673a\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\uff08\u8d8a\u8fb9\u754c\u5199\u5165\uff09\u3002",
  "discovererName": "Thomas Garnier of Google.com",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.qemu.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-33191",
  "openTime": "2017-11-08",
  "patchDescription": "QEMU\uff08\u53c8\u540dQuick Emulator\uff09\u662f\u6cd5\u56fd\u7a0b\u5e8f\u5458\u6cd5\u5e03\u91cc\u65af-\u8d1d\u62c9\uff08Fabrice Bellard\uff09\u6240\u7814\u53d1\u7684\u4e00\u5957\u6a21\u62df\u5904\u7406\u5668\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u5177\u6709\u901f\u5ea6\u5feb\u3001\u8de8\u5e73\u53f0\u7b49\u7279\u70b9\u3002\r\n\r\nQEMU\u4e2d\u7684hw/i386/multiboot.c\u6587\u4ef6\u7684\u2018load_multiboot\u2019\u51fd\u6570\u5b58\u5728\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u4e3b\u673a\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\uff08\u8d8a\u8fb9\u754c\u5199\u5165\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": "QEMU\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "QEMU QEMU 0"
  },
  "referenceLink": "http://www.openwall.com/lists/oss-security/2017/09/07/2\r\nhttp://www.securityfocus.com/bid/100694",
  "serverity": "\u9ad8",
  "submitTime": "2017-09-12",
  "title": "QEMU\u6574\u6570\u6ea2\u51fa\u6f0f\u6d1e"
}



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Sightings

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Nomenclature

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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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