CVE-2016-7422 (GCVE-0-2016-7422)

Vulnerability from cvelistv5 – Published: 2016-12-10 00:00 – Updated: 2024-08-06 01:57
VLAI
Summary
The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via a large I/O descriptor buffer length value.
Severity
6.0 (Medium)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
CWE
  • n/a
Assigner
References
Date Public
2016-09-15 00:00
Show details on NVD website
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Entry\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2017:2392\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2017:2408\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201609-01\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-28T11:04:56+00:00",
      "cve": "CVE-2016-7422",
      "id": "CVE-2016-7422",
      "initial_release_date": "2016-09-15T00:00:00+00:00",
      "product_status:fixed": "47",
      "product_status:known_not_affected": "18",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Qemu: virtio: null pointer dereference in virtqueu_map_desc",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-7422.json",
      "version": "3"
    }
  }
}