cnvd-2017-17778
Vulnerability from cnvd
Title
Linux kernel ‘acpi_ns_terminate()’函数敏感信息泄露漏洞
Description
Linux是一款开源的操作系统。 Linux drivers/acpi/acpica/nsutils.c文件的‘acpi_ns_terminate()’函数存在安全漏洞，允许本地攻击者利用漏洞提交特殊的请求，获取敏感信息，并绕过KASLR保护机制。
Severity
低
Patch Name
Linux kernel ‘acpi_ns_terminate()’函数敏感信息泄露漏洞的补丁
Patch Description
Linux是一款开源的操作系统。 Linux drivers/acpi/acpica/nsutils.c文件的‘acpi_ns_terminate()’函数存在安全漏洞，允许本地攻击者利用漏洞提交特殊的请求，获取敏感信息，并绕过KASLR保护机制。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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3b2d69114fefa474fca542e51119036dceb4aa6f

Reference
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3b2d69114fefa474fca542e51119036dceb4aa6f
Impacted products
Name
Linux kernel <=4.11.9
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-11472",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11472"
    }
  },
  "description": "Linux\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nLinux drivers/acpi/acpica/nsutils.c\u6587\u4ef6\u7684\u2018acpi_ns_terminate()\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u672c\u5730\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u83b7\u53d6\u654f\u611f\u4fe1\u606f\uff0c\u5e76\u7ed5\u8fc7KASLR\u4fdd\u62a4\u673a\u5236\u3002",
  "discovererName": "Seunghun Han",
  "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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3b2d69114fefa474fca542e51119036dceb4aa6f",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-17778",
  "openTime": "2017-07-31",
  "patchDescription": "Linux\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nLinux drivers/acpi/acpica/nsutils.c\u6587\u4ef6\u7684\u2018acpi_ns_terminate()\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u672c\u5730\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u83b7\u53d6\u654f\u611f\u4fe1\u606f\uff0c\u5e76\u7ed5\u8fc7KASLR\u4fdd\u62a4\u673a\u5236\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 \u2018acpi_ns_terminate()\u2019\u51fd\u6570\u654f\u611f\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Linux kernel \u003c=4.11.9"
  },
  "referenceLink": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3b2d69114fefa474fca542e51119036dceb4aa6f",
  "serverity": "\u4f4e",
  "submitTime": "2017-07-21",
  "title": "Linux kernel \u2018acpi_ns_terminate()\u2019\u51fd\u6570\u654f\u611f\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}


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