GHSA-6XWX-G6W8-MW46

Vulnerability from github – Published: 2022-05-14 03:56 – Updated: 2022-05-14 03:56
VLAI?
Details

Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6 allows local users to cause a denial of service (BUG) or possibly have unspecified other impact via crafted use of the mmap and bpf system calls.

Severity ?
7.8 (High)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2016-4794"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-05-23T10:59:00Z",
    "severity": "HIGH"
  },
  "details": "Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6 allows local users to cause a denial of service (BUG) or possibly have unspecified other impact via crafted use of the mmap and bpf system calls.",
  "id": "GHSA-6xwx-g6w8-mw46",
  "modified": "2022-05-14T03:56:53Z",
  "published": "2022-05-14T03:56:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-4794"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1335889"
    },
    {
      "type": "WEB",
      "url": "https://lkml.org/lkml/2016/4/17/125"
    },
    {
      "type": "WEB",
      "url": "https://source.android.com/security/bulletin/2016-12-01.html"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2574.html"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2584.html"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2016/05/12/6"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/90625"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3053-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3054-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3055-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3056-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3057-1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.