cnvd-2015-05146
Vulnerability from cnvd
Title
Qemu内存错误引用漏洞
Description
QEMU是一款开源模拟器软件。 支持IDE Emulation PCI PIIX3/4的Qemu向客户端I/O端口写入数据时，存在内存错误引用漏洞，客户端用户利用此漏洞可造成Qemu实例崩溃，导致拒绝服务。
Severity
中
Patch Name
Qemu内存错误引用漏洞的补丁
Patch Description
QEMU是一款开源模拟器软件。支持IDE Emulation PCI PIIX3/4的Qemu向客户端I/O端口写入数据时，存在内存错误引用漏洞，客户端用户利用此漏洞可造成Qemu实例崩溃，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

目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： http://fabrice.bellard.free.fr/qemu/ http://xenbits.xen.org/xsa/advisory-139.html http://xenbits.xen.org/xsa/advisory-140.html

Reference
https://bugzilla.redhat.com/show_bug.cgi?id=1248760
Impacted products
Name
QEMU QEMU
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-5166"
    }
  },
  "description": "QEMU\u662f\u4e00\u6b3e\u5f00\u6e90\u6a21\u62df\u5668\u8f6f\u4ef6\u3002\r\n\r\n\u652f\u6301IDE Emulation PCI PIIX3/4\u7684Qemu\u5411\u5ba2\u6237\u7aefI/O\u7aef\u53e3\u5199\u5165\u6570\u636e\u65f6\uff0c\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff0c\u5ba2\u6237\u7aef\u7528\u6237\u5229\u7528\u6b64\u6f0f\u6d1e\u53ef\u9020\u6210Qemu\u5b9e\u4f8b\u5d29\u6e83\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Donghai Zhu",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttp://fabrice.bellard.free.fr/qemu/\r\nhttp://xenbits.xen.org/xsa/advisory-139.html\r\nhttp://xenbits.xen.org/xsa/advisory-140.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-05146",
  "openTime": "2015-08-06",
  "patchDescription": "QEMU\u662f\u4e00\u6b3e\u5f00\u6e90\u6a21\u62df\u5668\u8f6f\u4ef6\u3002\u652f\u6301IDE Emulation PCI PIIX3/4\u7684Qemu\u5411\u5ba2\u6237\u7aefI/O\u7aef\u53e3\u5199\u5165\u6570\u636e\u65f6\uff0c\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\uff0c\u5ba2\u6237\u7aef\u7528\u6237\u5229\u7528\u6b64\u6f0f\u6d1e\u53ef\u9020\u6210Qemu\u5b9e\u4f8b\u5d29\u6e83\uff0c\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": "Qemu\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "QEMU QEMU"
  },
  "referenceLink": "https://bugzilla.redhat.com/show_bug.cgi?id=1248760",
  "serverity": "\u4e2d",
  "submitTime": "2015-08-05",
  "title": "Qemu\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}


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