FKIE_CVE-2023-7192

Vulnerability from fkie_nvd - Published: 2024-01-02 19:15 - Updated: 2026-06-17 06:52
Severity
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Summary
A memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Kernel. This issue may allow a local attacker with CAP_NET_ADMIN privileges to cause a denial of service (DoS) attack due to a refcount overflow.
References
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:0723
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:0725
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:1188
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:1250
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:1306
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:1367
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:1382
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:1404
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:2006
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:2008
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2023-7192Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2256279Issue Tracking, Patch
secalert@redhat.comhttps://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=ac4893980bbe79ce383daf9a0885666a30fe4c83Mailing List, Patch
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:0723
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:0725
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:1188
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:1250
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:1306
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:1367
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:1382
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:1404
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:2006
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:2008
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/CVE-2023-7192Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2256279Issue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=ac4893980bbe79ce383daf9a0885666a30fe4c83Mailing List, Patch
Impacted products
Vendor Product Version
linux linux_kernel *
redhat enterprise_linux 8.0
redhat enterprise_linux 9.0
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Kernel. This issue may allow a local attacker with CAP_NET_ADMIN privileges to cause a denial of service (DoS) attack due to a refcount overflow."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 un problema de p\u00e9rdida de memoria en ctnetlink_create_conntrack en net/netfilter/nf_conntrack_netlink.c en el kernel de Linux. Este problema puede permitir que un atacante local con privilegios CAP_NET_ADMIN provoque un ataque de denegaci\u00f3n de servicio (DoS) debido a un desbordamiento de recuento."
    }
  ],
  "id": "CVE-2023-7192",
  "lastModified": "2026-06-17T06:52:16.773",
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2024:1306"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2024:1367"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2024:1382"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2024:1404"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2024:2006"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2024:2008"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://access.redhat.com/security/cve/CVE-2023-7192"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2256279"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Patch"
      ],
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=ac4893980bbe79ce383daf9a0885666a30fe4c83"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Tags
Taxonomy of the tags.





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.