cnvd-2019-32352
Vulnerability from cnvd
Title
Linux kernel越界数组访问漏洞
Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。 Linux kernel 5.0.19之前版本中存在安全漏洞，该漏洞源于net/xfrm/xfrm_user.c文件中的verify_newpolicy_info未能正确处理目录验证。攻击者可利用该漏洞导致拒绝服务。
Severity
高
Patch Name
Linux kernel越界数组访问漏洞的补丁
Patch Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。 Linux kernel 5.0.19之前版本中存在安全漏洞，该漏洞源于net/xfrm/xfrm_user.c文件中的verify_newpolicy_info未能正确处理目录验证。攻击者可利用该漏洞导致拒绝服务。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

厂商已发布了漏洞修复程序，请及时关注更新： https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b805d78d300bcf2c83d6df7da0c818b0fee41427

Reference
https://nvd.nist.gov/vuln/detail/CVE-2019-15666
Impacted products
Name
Linux kernel <5.0.19
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-15666",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-15666"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\n\nLinux kernel 5.0.19\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8enet/xfrm/xfrm_user.c\u6587\u4ef6\u4e2d\u7684verify_newpolicy_info\u672a\u80fd\u6b63\u786e\u5904\u7406\u76ee\u5f55\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Ben Hutchings",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b805d78d300bcf2c83d6df7da0c818b0fee41427",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-32352",
  "openTime": "2019-09-20",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel 5.0.19\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8enet/xfrm/xfrm_user.c\u6587\u4ef6\u4e2d\u7684verify_newpolicy_info\u672a\u80fd\u6b63\u786e\u5904\u7406\u76ee\u5f55\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\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": "Linux kernel\u8d8a\u754c\u6570\u7ec4\u8bbf\u95ee\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Linux kernel \u003c5.0.19"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-15666",
  "serverity": "\u9ad8",
  "submitTime": "2019-08-27",
  "title": "Linux kernel\u8d8a\u754c\u6570\u7ec4\u8bbf\u95ee\u6f0f\u6d1e"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.