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CVE-2014-3640 (GCVE-0-2014-3640)

Vulnerability from cvelistv5 – Published: 2014-11-07 19:00 – Updated: 2024-08-06 10:50
VLAI
Summary
The sosendto function in slirp/udp.c in QEMU before 2.1.2 allows local users to cause a denial of service (NULL pointer dereference) by sending a udp packet with a value of 0 in the source port and address, which triggers access of an uninitialized socket.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.debian.org/security/2014/dsa-3045 vendor-advisoryx_refsource_DEBIAN
https://bugzilla.redhat.com/show_bug.cgi?id=1144818 x_refsource_CONFIRM
http://rhn.redhat.com/errata/RHSA-2015-0624.html vendor-advisoryx_refsource_REDHAT
http://rhn.redhat.com/errata/RHSA-2015-0349.html vendor-advisoryx_refsource_REDHAT
http://www.debian.org/security/2014/dsa-3044 vendor-advisoryx_refsource_DEBIAN
http://lists.nongnu.org/archive/html/qemu-devel/2… mailing-listx_refsource_MLIST
http://lists.nongnu.org/archive/html/qemu-devel/2… mailing-listx_refsource_MLIST
http://lists.nongnu.org/archive/html/qemu-devel/2… mailing-listx_refsource_MLIST
http://www.ubuntu.com/usn/USN-2409-1 vendor-advisoryx_refsource_UBUNTU
Date Public
2014-09-18 00:00
Show details on NVD website
To clipboard 

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Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=1144818\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\"]},{\"url\":\"http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg03543.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg04598.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg04707.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2015-0349.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2015-0624.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.debian.org/security/2014/dsa-3044\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.debian.org/security/2014/dsa-3045\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.ubuntu.com/usn/USN-2409-1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=1144818\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\"]}],\"evaluatorComment\":\"\u003ca href=\\\"http://cwe.mitre.org/data/definitions/476.html\\\"\u003eCWE-476: NULL Pointer Dereference\u003c/a\u003e\"}}",
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-28T06:39:09+00:00",
      "cve": "CVE-2014-3640",
      "id": "CVE-2014-3640",
      "initial_release_date": "2014-09-17T00:00:00+00:00",
      "product_status:fixed": "72",
      "product_status:known_affected": "6",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "qemu: slirp: NULL pointer deref in sosendto()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2014/cve-2014-3640.json",
      "version": "3"
    }
  }
}



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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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.