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CVE-2016-2391 (GCVE-0-2016-2391)

Vulnerability from cvelistv5 – Published: 2016-06-16 18:00 – Updated: 2024-08-05 23:24
VLAI
Summary
The ohci_bus_start function in the USB OHCI emulation support (hw/usb/hcd-ohci.c) in QEMU allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors related to multiple eof_timers.
Severity
5.0 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
CWE
  • n/a
Assigner
References
Date Public
2016-02-16 00:00
Show details on NVD website
To clipboard 

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    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T12:02:09+00:00",
      "cve": "CVE-2016-2391",
      "id": "CVE-2016-2391",
      "initial_release_date": "2016-02-16T00:00:00+00:00",
      "product_status:known_affected": "41",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Qemu: usb: multiple eof_timers in ohci module leads to null pointer dereference",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-2391.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "low",
      "current_release_date": "2026-09-01T02:19:43Z",
      "cve": "CVE-2016-2391",
      "id": "CVE-2016-2391",
      "initial_release_date": "2023-02-15T05:05:57Z",
      "product_status:known_affected": "322",
      "product_status:known_not_affected": "38",
      "product_status:recommended": "616",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2016-2391",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-2391.json",
      "version": "41"
    }
  }
}



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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

Author Source Type Date Other

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.