ghsa-4mfv-78wv-cc6j
Vulnerability from github
Published
2022-05-17 03:04
Modified
2022-05-17 03:04
Severity ?
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Details

Race condition in the environ_read function in fs/proc/base.c in the Linux kernel before 4.5.4 allows local users to obtain sensitive information from kernel memory by reading a /proc/*/environ file during a process-setup time interval in which environment-variable copying is incomplete.

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{
  "affected": [],
  "aliases": [
    "CVE-2016-7916"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-362"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-11-16T05:59:00Z",
    "severity": "MODERATE"
  },
  "details": "Race condition in the environ_read function in fs/proc/base.c in the Linux kernel before 4.5.4 allows local users to obtain sensitive information from kernel memory by reading a /proc/*/environ file during a process-setup time interval in which environment-variable copying is incomplete.",
  "id": "GHSA-4mfv-78wv-cc6j",
  "modified": "2022-05-17T03:04:34Z",
  "published": "2022-05-17T03:04:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-7916"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/8148a73c9901a8794a50f950083c00ccf97d43b3"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.kernel.org/show_bug.cgi?id=116461"
    },
    {
      "type": "WEB",
      "url": "https://forums.grsecurity.net/viewtopic.php?f=3\u0026t=4363"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8148a73c9901a8794a50f950083c00ccf97d43b3"
    },
    {
      "type": "WEB",
      "url": "http://source.android.com/security/bulletin/2016-11-01.html"
    },
    {
      "type": "WEB",
      "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.4"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/94138"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3159-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3159-2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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