usn-3094-1
Vulnerability from osv_ubuntu
Published
2016-09-29 07:53
Modified
2026-04-22 07:36
Summary
systemd vulnerability
Details

Andrew Ayer discovered that Systemd improperly handled zero-length notification messages. A local unprivileged attacker could use this to cause a denial of service (init crash leading to system unavailability).

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [],
          "ecosystem": "Ubuntu:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libnss-myhostname",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "libnss-mymachines",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "libnss-resolve",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "libpam-systemd",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "libsystemd0",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "libudev1",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "systemd",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "systemd-container",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "systemd-coredump",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "systemd-journal-remote",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "systemd-sysv",
            "binary_version": "229-4ubuntu10"
          },
          {
            "binary_name": "udev",
            "binary_version": "229-4ubuntu10"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "systemd",
        "purl": "pkg:deb/ubuntu/systemd@229-4ubuntu10?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "229-4ubuntu10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "225-1ubuntu9",
        "227-2ubuntu1",
        "227-2ubuntu2",
        "228-1ubuntu2",
        "228-2ubuntu1",
        "228-2ubuntu2",
        "228-3ubuntu1",
        "228-4ubuntu1",
        "228-4ubuntu2",
        "228-5ubuntu1",
        "228-5ubuntu2",
        "228-5ubuntu3",
        "228-6ubuntu1",
        "229-1ubuntu2",
        "229-1ubuntu4",
        "229-2ubuntu1",
        "229-3ubuntu1",
        "229-3ubuntu2",
        "229-4ubuntu1",
        "229-4ubuntu4",
        "229-4ubuntu5",
        "229-4ubuntu6",
        "229-4ubuntu7",
        "229-4ubuntu8"
      ]
    }
  ],
  "aliases": [],
  "details": "Andrew Ayer discovered that Systemd improperly handled zero-length\nnotification messages. A local unprivileged attacker could use\nthis to cause a denial of service (init crash leading to system\nunavailability).\n",
  "id": "USN-3094-1",
  "modified": "2026-04-22T07:36:33Z",
  "published": "2016-09-29T07:53:06Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3094-1"
    },
    {
      "type": "REPORT",
      "url": "https://launchpad.net/bugs/1628687"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "systemd vulnerability",
  "upstream": []
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • 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.