CNVD-2016-00414

Vulnerability from cnvd - Published: 2016-01-22
VLAI Severity ?
Title
Linux kernel内核本地权限提升漏洞
Description
Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。 Linux kernel v3.18及其以上版本存在本地提权漏洞，该漏洞是由相关keyring功能中的引用泄露所引起的，允许攻击者利用此漏洞获取最高系统权限。
Severity
高
Patch Name
Linux kernel内核本地权限提升漏洞的补丁
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。 Linux kernel v3.18及其以上版本存在本地提权漏洞，该漏洞是由相关keyring功能中的引用泄露所引起的，允许攻击者利用此漏洞获取最高系统权限。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

目前厂商已经发布了升级补丁以修复这个安全问题，请用户及时下载更新： https://www.kernel.org/

Reference
http://perception-point.io/2016/01/14/analysis-and-exploitation-of-a-linux-kernel-vulnerability-cve-2016-0728/
Impacted products
Name
Linux Kernel < 3.18
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-0728"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002 \r\n\r\nLinux kernel v3.18\u53ca\u5176\u4ee5\u4e0a\u7248\u672c\u5b58\u5728\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u662f\u7531\u76f8\u5173keyring\u529f\u80fd\u4e2d\u7684\u5f15\u7528\u6cc4\u9732\u6240\u5f15\u8d77\u7684\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u83b7\u53d6\u6700\u9ad8\u7cfb\u7edf\u6743\u9650\u3002",
  "discovererName": "Perception Point Research team",
  "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\u7528\u6237\u53ca\u65f6\u4e0b\u8f7d\u66f4\u65b0\uff1a\r\nhttps://www.kernel.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-00414",
  "openTime": "2016-01-22",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002 \r\n\r\nLinux kernel v3.18\u53ca\u5176\u4ee5\u4e0a\u7248\u672c\u5b58\u5728\u672c\u5730\u63d0\u6743\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u662f\u7531\u76f8\u5173keyring\u529f\u80fd\u4e2d\u7684\u5f15\u7528\u6cc4\u9732\u6240\u5f15\u8d77\u7684\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u83b7\u53d6\u6700\u9ad8\u7cfb\u7edf\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\u5185\u6838\u672c\u5730\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel \u003c 3.18"
  },
  "referenceLink": "http://perception-point.io/2016/01/14/analysis-and-exploitation-of-a-linux-kernel-vulnerability-cve-2016-0728/",
  "serverity": "\u9ad8",
  "submitTime": "2016-01-21",
  "title": "Linux kernel\u5185\u6838\u672c\u5730\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}


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Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.