cnvd-2018-08189
Vulnerability from cnvd

Title: libvirt拒绝服务漏洞(CNVD-2018-08189)

Description:

Red Hat libvirt是美国红帽(Red Hat)公司的一个用于实现Linux虚拟化功能的Linux API,它支持各种Hypervisor,包括Xen和KVM,以及QEMU和用于其他操作系统的一些虚拟产品。

Red Hat libvirt 4.2.0-rc1之前版本中存在安全漏洞。攻击者可借助QEMU虚拟机代理利用该漏洞造成拒绝服务(资源耗尽)。

Severity:

Patch Name: libvirt拒绝服务漏洞(CNVD-2018-08189)的补丁

Patch Description:

Red Hat libvirt是美国红帽(Red Hat)公司的一个用于实现Linux虚拟化功能的Linux API,它支持各种Hypervisor,包括Xen和KVM,以及QEMU和用于其他操作系统的一些虚拟产品。

Red Hat libvirt 4.2.0-rc1之前版本中存在安全漏洞。攻击者可借助QEMU虚拟机代理利用该漏洞造成拒绝服务(资源耗尽)。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://libvirt.org/git/?p=libvirt.git;a=commit;h=fbf31e1a4cd19d6f6e33e0937a009775cd7d9513

Reference: https://libvirt.org/git/?p=libvirt.git;a=commit;h=fbf31e1a4cd19d6f6e33e0937a009775cd7d9513

Impacted products
Name
Red Hat libvirt <4.2.0-rc1
Show details on source website


{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-1064",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1064"
    }
  },
  "description": "Red Hat libvirt\u662f\u7f8e\u56fd\u7ea2\u5e3d\uff08Red Hat\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8e\u5b9e\u73b0Linux\u865a\u62df\u5316\u529f\u80fd\u7684Linux API\uff0c\u5b83\u652f\u6301\u5404\u79cdHypervisor\uff0c\u5305\u62ecXen\u548cKVM\uff0c\u4ee5\u53caQEMU\u548c\u7528\u4e8e\u5176\u4ed6\u64cd\u4f5c\u7cfb\u7edf\u7684\u4e00\u4e9b\u865a\u62df\u4ea7\u54c1\u3002\r\n\r\nRed Hat libvirt 4.2.0-rc1\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9QEMU\u865a\u62df\u673a\u4ee3\u7406\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d44\u6e90\u8017\u5c3d\uff09\u3002",
  "discovererName": "unknown",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://libvirt.org/git/?p=libvirt.git;a=commit;h=fbf31e1a4cd19d6f6e33e0937a009775cd7d9513",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-08189",
  "openTime": "2018-04-24",
  "patchDescription": "Red Hat libvirt\u662f\u7f8e\u56fd\u7ea2\u5e3d\uff08Red Hat\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8e\u5b9e\u73b0Linux\u865a\u62df\u5316\u529f\u80fd\u7684Linux API\uff0c\u5b83\u652f\u6301\u5404\u79cdHypervisor\uff0c\u5305\u62ecXen\u548cKVM\uff0c\u4ee5\u53caQEMU\u548c\u7528\u4e8e\u5176\u4ed6\u64cd\u4f5c\u7cfb\u7edf\u7684\u4e00\u4e9b\u865a\u62df\u4ea7\u54c1\u3002\r\n\r\nRed Hat libvirt 4.2.0-rc1\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9QEMU\u865a\u62df\u673a\u4ee3\u7406\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d44\u6e90\u8017\u5c3d\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": "libvirt\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-08189\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Red Hat libvirt \u003c4.2.0-rc1"
  },
  "referenceLink": "https://libvirt.org/git/?p=libvirt.git;a=commit;h=fbf31e1a4cd19d6f6e33e0937a009775cd7d9513",
  "serverity": "\u4e2d",
  "submitTime": "2018-04-03",
  "title": "libvirt\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-08189\uff09"
}


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