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CVE-2014-4943 (GCVE-0-2014-4943)

Vulnerability from cvelistv5 – Published: 2014-07-19 19:00 – Updated: 2024-08-06 11:34
VLAI
Summary
The PPPoL2TP feature in net/l2tp/l2tp_ppp.c in the Linux kernel through 3.15.6 allows local users to gain privileges by leveraging data-structure differences between an l2tp socket and an inet socket.
Severity
No CVSS data available.
CWE
  • n/a
References
URL Tags
http://www.exploit-db.com/exploits/36267 exploitx_refsource_EXPLOIT-DB
http://linux.oracle.com/errata/ELSA-2014-3047.html x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.securitytracker.com/id/1030610 vdb-entryx_refsource_SECTRACK
http://secunia.com/advisories/60220 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/59790 third-party-advisoryx_refsource_SECUNIA
http://rhn.redhat.com/errata/RHSA-2014-1025.html vendor-advisoryx_refsource_REDHAT
http://git.kernel.org/?p=linux/kernel/git/torvald… x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://bugzilla.redhat.com/show_bug.cgi?id=1119458 x_refsource_CONFIRM
http://linux.oracle.com/errata/ELSA-2014-0924.html x_refsource_CONFIRM
http://secunia.com/advisories/60393 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/60380 third-party-advisoryx_refsource_SECUNIA
http://linux.oracle.com/errata/ELSA-2014-3048.html x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
http://openwall.com/lists/oss-security/2014/07/17/1 mailing-listx_refsource_MLIST
http://secunia.com/advisories/60011 third-party-advisoryx_refsource_SECUNIA
https://github.com/torvalds/linux/commit/3cf521f7… x_refsource_CONFIRM
http://www.debian.org/security/2014/dsa-2992 vendor-advisoryx_refsource_DEBIAN
http://osvdb.org/show/osvdb/109277 vdb-entryx_refsource_OSVDB
http://secunia.com/advisories/60071 third-party-advisoryx_refsource_SECUNIA
Date Public
2014-07-16 00:00
Show details on NVD website

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      "descriptions": "[{\"lang\": \"en\", \"value\": \"The PPPoL2TP feature in net/l2tp/l2tp_ppp.c in the Linux kernel through 3.15.6 allows local users to gain privileges by leveraging data-structure differences between an l2tp socket and an inet socket.\"}, {\"lang\": \"es\", \"value\": \"La funcionalidad PPPoL2TP en net/l2tp/l2tp_ppp.c en el kernel de Linux hasta 3.15.6 permite a usuarios locales ganar privilegios mediante el aprovechamiento de diferencias de la estructura de datos entre un socket l2tp y un socket inet.\"}]",
      "id": "CVE-2014-4943",
      "lastModified": "2024-11-21T02:11:09.040",
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      "vulnStatus": "Modified",
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Advisory\"]},{\"url\":\"http://openwall.com/lists/oss-security/2014/07/17/1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"http://osvdb.org/show/osvdb/109277\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Broken Link\"]},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2014-1025.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://secunia.com/advisories/59790\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://secunia.com/advisories/60011\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://secunia.com/advisories/60071\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://secunia.com/advisories/60220\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://secunia.com/advisories/60380\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://secunia.com/advisories/60393\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.debian.org/security/2014/dsa-2992\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"http://www.exploit-db.com/exploits/36267\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1030610\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=1119458\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/94665\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://github.com/torvalds/linux/commit/3cf521f7dc87c031617fd47e4b7aa2593c2f3daf\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2025-11-21T12:30:04+00:00",
      "cve": "CVE-2014-4943",
      "id": "CVE-2014-4943",
      "initial_release_date": "2014-07-16T00:00:00+00:00",
      "product_status:fixed": "1106",
      "product_status:known_not_affected": "13",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: net: pppol2tp: level handling in pppol2tp_[s,g]etsockopt()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2014/cve-2014-4943.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-02T09:00:29Z",
      "cve": "CVE-2014-4943",
      "id": "CVE-2014-4943",
      "initial_release_date": "2023-02-15T05:27:35Z",
      "product_status:known_not_affected": "452",
      "product_status:recommended": "321",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2014-4943",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2014-4943.json",
      "version": "20"
    }
  }
}



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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.

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Detection rules are retrieved from Rulezet.

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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.


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