Vulnerability-Lookup

FKIE_CVE-2023-2598

Vulnerability from fkie_nvd - Published: 2023-06-01 01:15 - Updated: 2026-06-17 05:52

Severity

7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

A flaw was found in the fixed buffer registration code for io_uring (io_sqe_buffer_register in io_uring/rsrc.c) in the Linux kernel that allows out-of-bounds access to physical memory beyond the end of the buffer. This flaw enables full local privilege escalation.

References

URL	Tags
secalert@redhat.com	http://www.openwall.com/lists/oss-security/2024/04/24/3
secalert@redhat.com	https://security.netapp.com/advisory/ntap-20230703-0006/	Third Party Advisory
secalert@redhat.com	https://www.openwall.com/lists/oss-security/2023/05/08/3	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.openwall.com/lists/oss-security/2024/04/24/3
af854a3a-2127-422b-91ae-364da2661108	https://security.netapp.com/advisory/ntap-20230703-0006/	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.openwall.com/lists/oss-security/2023/05/08/3	Mailing List, Third Party Advisory

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
netapp	hci_baseboard_management_controller	h300s
netapp	hci_baseboard_management_controller	h410c
netapp	hci_baseboard_management_controller	h410s
netapp	hci_baseboard_management_controller	h500s
netapp	hci_baseboard_management_controller	h700s

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Kernel",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Kernel prior to  6.4-rc1"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
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              "versionEndExcluding": "6.3.2",
              "versionStartIncluding": "6.3",
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            }
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          "operator": "OR"
        }
      ]
    },
    {
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              "vulnerable": true
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              "matchCriteriaId": "A4AD592C-222D-4C6F-B176-8145A1A5AFEC",
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            {
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              "matchCriteriaId": "8603654B-A8A9-4DEB-B0DD-C82E1C885749",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "C855C933-F271-45E6-8E85-8D7CF2EF1BE6",
              "vulnerable": true
            }
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in the fixed buffer registration code for io_uring (io_sqe_buffer_register in io_uring/rsrc.c) in the Linux kernel that allows out-of-bounds access to physical memory beyond the end of the buffer. This flaw enables full local privilege escalation."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 una falla en el c\u00f3digo de registro de b\u00fafer fijo para io_uring (io_sqe_buffer_register en io_uring/rsrc.c) en el kernel de Linux que permite el acceso fuera de los l\u00edmites a la memoria f\u00edsica m\u00e1s all\u00e1 del final del b\u00fafer. Esta falla permite la escalada completa de privilegios locales."
    }
  ],
  "id": "CVE-2023-2598",
  "lastModified": "2026-06-17T05:52:58.687",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
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        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
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          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
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          "confidentialityImpact": "HIGH",
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          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
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    "ssvcV203": [
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          "options": [
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            {
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            },
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          ],
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          "timestamp": "2025-04-23T13:27:58.562786Z",
          "version": "2.0.3"
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  },
  "published": "2023-06-01T01:15:17.867",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://www.openwall.com/lists/oss-security/2024/04/24/3"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "https://security.netapp.com/advisory/ntap-20230703-0006/"
    },
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    },
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    },
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  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2023-2598 (GCVE-0-2023-2598)

Vulnerability from cvelistv5 – Published: 2023-06-01 00:00 – Updated: 2025-04-23 16:21

Summary

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-23 13:27 UTC

CWE

CWE-416

Assigner

redhat redhat root

References

3 references

URL	Tags
https://www.openwall.com/lists/oss-security/2023/…
https://security.netapp.com/advisory/ntap-2023070…
http://www.openwall.com/lists/oss-security/2024/04/24/3	mailing-list

Impacted products

1 product

Vendor	Product	Version
n/a	Kernel	Affected: Kernel prior to 6.4-rc1

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T06:26:09.892Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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            "url": "https://security.netapp.com/advisory/ntap-20230703-0006/"
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              "mailing-list",
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        "title": "CVE Program Container"
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              "confidentialityImpact": "HIGH",
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              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
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                  }
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                "role": "CISA Coordinator",
                "timestamp": "2025-04-23T13:27:58.562786Z",
                "version": "2.0.3"
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    "cna": {
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}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.