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CNVD-2018-24611

Vulnerability from cnvd - Published: 2018-12-03
VLAI
Title
Linux kernel越界写入漏洞(CNVD-2018-24611)
Description
Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。ext4 filesystem是其中的一套ext4文件系统组件。 Linux kernel中的ext4 filesystem存在安全漏洞。本地攻击者可借助特制的ext4文件系统镜像利用该漏洞造成拒绝服务(‘jbd2_journal_dirty_metadata()’函数越界写入)。
Severity
Patch Name
Linux kernel越界写入漏洞(CNVD-2018-24611)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。ext4 filesystem是其中的一套ext4文件系统组件。 Linux kernel中的ext4 filesystem存在安全漏洞。本地攻击者可借助特制的ext4文件系统镜像利用该漏洞造成拒绝服务(‘jbd2_journal_dirty_metadata()’函数越界写入)。 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=8bc1379b82b8e809eef77a9fedbb75c6c297be19

Reference
https://nvd.nist.gov/vuln/detail/CVE-2018-10883
Impacted products
Name
Linux Kernel
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-10883"
    }
  },
  "description": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002ext4 filesystem\u662f\u5176\u4e2d\u7684\u4e00\u5957ext4\u6587\u4ef6\u7cfb\u7edf\u7ec4\u4ef6\u3002\n\nLinux kernel\u4e2d\u7684ext4 filesystem\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684ext4\u6587\u4ef6\u7cfb\u7edf\u955c\u50cf\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u2018jbd2_journal_dirty_metadata()\u2019\u51fd\u6570\u8d8a\u754c\u5199\u5165\uff09\u3002",
  "discovererName": "unknown",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\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=8bc1379b82b8e809eef77a9fedbb75c6c297be19",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-24611",
  "openTime": "2018-12-03",
  "patchDescription": "Linux kernel\u662f\u7f8e\u56fdLinux\u57fa\u91d1\u4f1a\u53d1\u5e03\u7684\u64cd\u4f5c\u7cfb\u7edfLinux\u6240\u4f7f\u7528\u7684\u5185\u6838\u3002ext4 filesystem\u662f\u5176\u4e2d\u7684\u4e00\u5957ext4\u6587\u4ef6\u7cfb\u7edf\u7ec4\u4ef6\u3002\r\n\r\nLinux kernel\u4e2d\u7684ext4 filesystem\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684ext4\u6587\u4ef6\u7cfb\u7edf\u955c\u50cf\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u2018jbd2_journal_dirty_metadata()\u2019\u51fd\u6570\u8d8a\u754c\u5199\u5165\uff09\u3002 \r\n\r\n\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\u5199\u5165\u6f0f\u6d1e\uff08CNVD-2018-24611\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Linux Kernel"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-10883",
  "serverity": "\u4e2d",
  "submitTime": "2018-07-31",
  "title": "Linux kernel\u8d8a\u754c\u5199\u5165\u6f0f\u6d1e\uff08CNVD-2018-24611\uff09"
}



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