ghsa-jg67-r7fp-4j3h
Vulnerability from github
Published
2022-05-17 01:09
Modified
2022-05-17 01:09
Severity ?
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details

fs/ext4/inode.c in the Linux kernel before 4.6.2, when ext4 data=ordered mode is used, mishandles a needs-flushing-before-commit list, which allows local users to obtain sensitive information from other users' files in opportunistic circumstances by waiting for a hardware reset, creating a new file, making write system calls, and reading this file.

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{
  "affected": [],
  "aliases": [
    "CVE-2017-7495"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-05-15T18:29:00Z",
    "severity": "MODERATE"
  },
  "details": "fs/ext4/inode.c in the Linux kernel before 4.6.2, when ext4 data=ordered mode is used, mishandles a needs-flushing-before-commit list, which allows local users to obtain sensitive information from other users\u0027 files in opportunistic circumstances by waiting for a hardware reset, creating a new file, making write system calls, and reading this file.",
  "id": "GHSA-jg67-r7fp-4j3h",
  "modified": "2022-05-17T01:09:27Z",
  "published": "2022-05-17T01:09:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-7495"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/06bd3c36a733ac27962fea7d6f47168841376824"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:1842"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:2077"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:2669"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2017-7495"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1450261"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=06bd3c36a733ac27962fea7d6f47168841376824"
    },
    {
      "type": "WEB",
      "url": "https://source.android.com/security/bulletin/2017-09-01"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06bd3c36a733ac27962fea7d6f47168841376824"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/oss-sec/2017/q2/259"
    },
    {
      "type": "WEB",
      "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.2"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2017/05/15/2"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/98491"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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