Vulnerability-Lookup

GHSA-F453-2M6V-7628

Vulnerability from github – Published: 2025-03-14 00:30 – Updated: 2025-03-14 00:30

Details

In the Linux kernel, the following vulnerability has been resolved:

ceph: fix memory leak in ceph_readdir when note_last_dentry returns error

Reset the last_readdir at the same time, and add a comment explaining why we don't free last_readdir when dir_emit returns false.

Severity

5.5 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2022-49107"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-26T07:00:48Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nceph: fix memory leak in ceph_readdir when note_last_dentry returns error\n\nReset the last_readdir at the same time, and add a comment explaining\nwhy we don\u0027t free last_readdir when dir_emit returns false.",
  "id": "GHSA-f453-2m6v-7628",
  "modified": "2025-03-14T00:30:49Z",
  "published": "2025-03-14T00:30:49Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-49107"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2fe82d3254029ef9ec4e7be890125d5ef4f537de"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7f740ede35132d3d5d19747cad56a511d21bb156"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e792575b902a3939ca482491ee9fb3a236f99640"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f4429786129648a8f4bb1e5faa143c4478cc5c4a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f639d9867eea647005dc824e0e24f39ffc50d4e4"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-49107 (GCVE-0-2022-49107)

Vulnerability from cvelistv5 – Published: 2025-02-26 01:54 – Updated: 2026-08-12 23:57

Title

ceph: fix memory leak in ceph_readdir when note_last_dentry returns error

Summary

In the Linux kernel, the following vulnerability has been resolved: ceph: fix memory leak in ceph_readdir when note_last_dentry returns error Reset the last_readdir at the same time, and add a comment explaining why we don't free last_readdir when dir_emit returns false.

Severity

5.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-10-01 19:49 UTC

CWE

CWE-401 - Missing Release of Memory after Effective Lifetime

Assigner

Linux mitre root

References

5 references

URL	Tags
https://git.kernel.org/stable/c/f4429786129648a8f…
https://git.kernel.org/stable/c/2fe82d3254029ef9e…
https://git.kernel.org/stable/c/e792575b902a3939c…
https://git.kernel.org/stable/c/7f740ede35132d3d5…
https://git.kernel.org/stable/c/f639d9867eea64700…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 2817b000b02c5f0c05af67c01fb2684e1381d6ef , < f4429786129648a8f4bb1e5faa143c4478cc5c4a (git) Affected: 2817b000b02c5f0c05af67c01fb2684e1381d6ef , < 2fe82d3254029ef9ec4e7be890125d5ef4f537de (git) Affected: 2817b000b02c5f0c05af67c01fb2684e1381d6ef , < e792575b902a3939ca482491ee9fb3a236f99640 (git) Affected: 2817b000b02c5f0c05af67c01fb2684e1381d6ef , < 7f740ede35132d3d5d19747cad56a511d21bb156 (git) Affected: 2817b000b02c5f0c05af67c01fb2684e1381d6ef , < f639d9867eea647005dc824e0e24f39ffc50d4e4 (git)
Linux	Linux	Affected: 2.6.34 Unaffected: 0 , < 2.6.34 (semver) Unaffected: 5.10.111 , ≤ 5.10.* (semver) Unaffected: 5.15.34 , ≤ 5.15.* (semver) Unaffected: 5.16.20 , ≤ 5.16.* (semver) Unaffected: 5.17.3 , ≤ 5.17.* (semver) Unaffected: 5.18 , ≤ * (original_commit_for_fix)

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JSON

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "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"
            }
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              "content": {
                "id": "CVE-2022-49107",
                "options": [
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                    "Exploitation": "none"
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                "version": "2.0.3"
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            }
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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          "programFiles": [
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            {
              "lessThanOrEqual": "5.16.*",
              "status": "unaffected",
              "version": "5.16.20",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.17.*",
              "status": "unaffected",
              "version": "5.17.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.18",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
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                },
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        {
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nceph: fix memory leak in ceph_readdir when note_last_dentry returns error\n\nReset the last_readdir at the same time, and add a comment explaining\nwhy we don\u0027t free last_readdir when dir_emit returns false."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-12T23:57:41.855Z",
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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.

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.
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GHSA-F453-2M6V-7628

CVE-2022-49107 (GCVE-0-2022-49107)

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Nomenclature

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