cnvd-2023-40574
Vulnerability from cnvd
Title
Linux kernel拒绝服务漏洞（CNVD-2023-40574）
Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel中存在拒绝服务漏洞。该漏洞是由于Linux kernel在处理RPL协议时，由于缺乏对用户提供的数据的正确处理而导致的，这可能会导致断言失败。这可能允许未经身份验证的远程攻击者在系统上创建拒绝服务条件。攻击者可利用该漏洞导致拒绝服务攻击。
Severity
高
Patch Name
Linux kernel拒绝服务漏洞（CNVD-2023-40574）的补丁
Patch Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel中存在拒绝服务漏洞。该漏洞是由于Linux kernel在处理RPL协议时，由于缺乏对用户提供的数据的正确处理而导致的，这可能会导致断言失败。这可能允许未经身份验证的远程攻击者在系统上创建拒绝服务条件。攻击者可利用该漏洞导致拒绝服务攻击。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://bugzilla.redhat.com/show_bug.cgi?id=2196292

Reference
https://nvd.nist.gov/vuln/detail/CVE-2023-2156
Impacted products
Name
Linux Linux kernel
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2023-2156",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2023-2156"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\n\nLinux kernel\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u662f\u7531\u4e8eLinux kernel\u5728\u5904\u7406RPL\u534f\u8bae\u65f6\uff0c\u7531\u4e8e\u7f3a\u4e4f\u5bf9\u7528\u6237\u63d0\u4f9b\u7684\u6570\u636e\u7684\u6b63\u786e\u5904\u7406\u800c\u5bfc\u81f4\u7684\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u65ad\u8a00\u5931\u8d25\u3002\u8fd9\u53ef\u80fd\u5141\u8bb8\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u8fdc\u7a0b\u653b\u51fb\u8005\u5728\u7cfb\u7edf\u4e0a\u521b\u5efa\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0:\r\nhttps://bugzilla.redhat.com/show_bug.cgi?id=2196292",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2023-40574",
  "openTime": "2023-05-19",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u7684\u5f00\u6e90\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002\r\n\r\nLinux kernel\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u662f\u7531\u4e8eLinux kernel\u5728\u5904\u7406RPL\u534f\u8bae\u65f6\uff0c\u7531\u4e8e\u7f3a\u4e4f\u5bf9\u7528\u6237\u63d0\u4f9b\u7684\u6570\u636e\u7684\u6b63\u786e\u5904\u7406\u800c\u5bfc\u81f4\u7684\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u65ad\u8a00\u5931\u8d25\u3002\u8fd9\u53ef\u80fd\u5141\u8bb8\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u7684\u8fdc\u7a0b\u653b\u51fb\u8005\u5728\u7cfb\u7edf\u4e0a\u521b\u5efa\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2023-40574\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Linux kernel"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2023-2156",
  "serverity": "\u9ad8",
  "submitTime": "2023-05-12",
  "title": "Linux kernel\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2023-40574\uff09"
}


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