Vulnerability-Lookup

FKIE_CVE-2022-3543

Vulnerability from fkie_nvd - Published: 2022-10-17 12:15 - Updated: 2026-06-17 04:59

Severity

3.5 (Low) - CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

A vulnerability, which was classified as problematic, has been found in Linux Kernel. This issue affects the function unix_sock_destructor/unix_release_sock of the file net/unix/af_unix.c of the component BPF. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211043.

References

URL	Tags
cna@vuldb.com	https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=7a62ed61367b8fd01bae1e18e30602c25060d824	Patch, Vendor Advisory
cna@vuldb.com	https://vuldb.com/?id.211043	Permissions Required
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=7a62ed61367b8fd01bae1e18e30602c25060d824	Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://vuldb.com/?id.211043	Permissions Required

Impacted products

	Vendor	Product	Version
	linux	linux_kernel	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Kernel",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9064B383-DD48-40A2-8947-F5BA6E6B6713",
              "versionEndExcluding": "6.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability, which was classified as problematic, has been found in Linux Kernel. This issue affects the function unix_sock_destructor/unix_release_sock of the file net/unix/af_unix.c of the component BPF. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211043."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado una vulnerabilidad, clasificada como problem\u00e1tica, en el Kernel de Linux. Este problema afecta a la funci\u00f3n unix_sock_destructor/unix_release_sock del archivo net/unix/af_unix.c del componente BPF. La manipulaci\u00f3n conlleva a una p\u00e9rdida de memoria. Es recomendado aplicar un parche para corregir este problema. El identificador asociado a esta vulnerabilidad es VDB-211043"
    }
  ],
  "id": "CVE-2022-3543",
  "lastModified": "2026-06-17T04:59:42.853",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 3.5,
          "baseSeverity": "LOW",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 1.4,
        "source": "cna@vuldb.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-10-17T12:15:10.983",
  "references": [
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=7a62ed61367b8fd01bae1e18e30602c25060d824"
    },
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Permissions Required"
      ],
      "url": "https://vuldb.com/?id.211043"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=7a62ed61367b8fd01bae1e18e30602c25060d824"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Permissions Required"
      ],
      "url": "https://vuldb.com/?id.211043"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-404"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2022-3543 (GCVE-0-2022-3543)

Vulnerability from cvelistv5 – Published: 2022-10-17 00:00 – Updated: 2024-08-03 01:14

Title

Linux Kernel BPF af_unix.c unix_release_sock memory leak

Summary

Severity

3.5 (Low)


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

CWE

CWE-404 - Denial of Service -> CWE-401 Memory Leak

Assigner

VulDB mitre root

References

2 references

URL	Tags
https://git.kernel.org/pub/scm/linux/kernel/git/b…
https://vuldb.com/?id.211043

Impacted products

1 product

Vendor	Product	Version
Linux	Kernel	Affected: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T01:14:02.530Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
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            ],
            "url": "https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=7a62ed61367b8fd01bae1e18e30602c25060d824"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://vuldb.com/?id.211043"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Kernel",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability, which was classified as problematic, has been found in Linux Kernel. This issue affects the function unix_sock_destructor/unix_release_sock of the file net/unix/af_unix.c of the component BPF. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211043."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 3.5,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-404",
              "description": "CWE-404 Denial of Service -\u003e CWE-401 Memory Leak",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-10-17T00:00:00.000Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
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          "url": "https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=7a62ed61367b8fd01bae1e18e30602c25060d824"
        },
        {
          "url": "https://vuldb.com/?id.211043"
        }
      ],
      "title": "Linux Kernel BPF af_unix.c unix_release_sock memory leak",
      "x_generator": "vuldb.com"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2022-3543",
    "datePublished": "2022-10-17T00:00:00.000Z",
    "dateReserved": "2022-10-17T00:00:00.000Z",
    "dateUpdated": "2024-08-03T01:14:02.530Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.