cnvd-2019-47013
Vulnerability from cnvd
Title
Linux kernel KVM hypervisor内存错误引用漏洞
Description
Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。KVM hypervisor是其中的一个基于内核的虚拟机。 Linux kernel中的KVM hypervisor存在内存错误引用漏洞。攻击者可利用该漏洞造成拒绝服务（主机内核崩溃）或获取权限。
Severity
高
Patch Name
Linux kernel KVM hypervisor内存错误引用漏洞的补丁
Patch Description
Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。KVM hypervisor是其中的一个基于内核的虚拟机。 Linux kernel中的KVM hypervisor存在内存错误引用漏洞。攻击者可利用该漏洞造成拒绝服务（主机内核崩溃）或获取权限。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

https://www.linux-kvm.org/page/Main_Page

Reference
https://vigilance.fr/vulnerability/Linux-kernel-use-after-free-via-nested-get-vmcs12-pages-28048
Impacted products
Name
['Linux Linux kernel <4.14.91', 'Linux Linux kernel <4.19.13']
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-16882"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002KVM hypervisor\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u57fa\u4e8e\u5185\u6838\u7684\u865a\u62df\u673a\u3002\n\nLinux kernel\u4e2d\u7684KVM hypervisor\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u4e3b\u673a\u5185\u6838\u5d29\u6e83\uff09\u6216\u83b7\u53d6\u6743\u9650\u3002",
  "formalWay": "https://www.linux-kvm.org/page/Main_Page",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-47013",
  "openTime": "2019-12-26",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002KVM hypervisor\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u57fa\u4e8e\u5185\u6838\u7684\u865a\u62df\u673a\u3002\r\n\r\nLinux kernel\u4e2d\u7684KVM hypervisor\u5b58\u5728\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u4e3b\u673a\u5185\u6838\u5d29\u6e83\uff09\u6216\u83b7\u53d6\u6743\u9650\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": "Linux kernel KVM hypervisor\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Linux Linux kernel \u003c4.14.91",
      "Linux Linux kernel \u003c4.19.13"
    ]
  },
  "referenceLink": "https://vigilance.fr/vulnerability/Linux-kernel-use-after-free-via-nested-get-vmcs12-pages-28048",
  "serverity": "\u9ad8",
  "submitTime": "2018-12-21",
  "title": "Linux kernel KVM hypervisor\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}


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