ghsa-p6f5-7r7f-h77r
Vulnerability from github
Published
2022-05-13 01:29
Modified
2022-05-13 01:29
Severity ?
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with unlink and rename system-call processing, which allows local users to cause a denial of service (system crash) via a rename system call that specifies a self-hardlink.

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{
  "affected": [],
  "aliases": [
    "CVE-2016-6197"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-08-06T20:59:00Z",
    "severity": "MODERATE"
  },
  "details": "fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with unlink and rename system-call processing, which allows local users to cause a denial of service (system crash) via a rename system call that specifies a self-hardlink.",
  "id": "GHSA-p6f5-7r7f-h77r",
  "modified": "2022-05-13T01:29:42Z",
  "published": "2022-05-13T01:29:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-6197"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/11f3710417d026ea2f4fcf362d866342c5274185"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1355650"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=11f3710417d026ea2f4fcf362d866342c5274185"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1847.html"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-1875.html"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2016/07/11/8"
    },
    {
      "type": "WEB",
      "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html"
    },
    {
      "type": "WEB",
      "url": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/91709"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1036273"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3070-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3070-2"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3070-3"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3070-4"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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