Vulnerability-Lookup

GHSA-FGG5-FXHH-43X6

Vulnerability from github – Published: 2025-12-24 12:30 – Updated: 2025-12-24 12:30

Details

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

erofs: limit the level of fs stacking for file-backed mounts

Otherwise, it could cause potential kernel stack overflow (e.g., EROFS mounting itself).

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-68361"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-24T11:15:59Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: limit the level of fs stacking for file-backed mounts\n\nOtherwise, it could cause potential kernel stack overflow (e.g., EROFS\nmounting itself).",
  "id": "GHSA-fgg5-fxhh-43x6",
  "modified": "2025-12-24T12:30:29Z",
  "published": "2025-12-24T12:30:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-68361"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/34447aeedbaea8f9aad3da5b07030a1c0e124639"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/620472e6b303c4dbcc7ecf1aba1cda4f3523e4a4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b4911825348a494e894e6ccfcf88d99e9425f129"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d53cd891f0e4311889349fff3a784dc552f814b9"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2025-68361 (GCVE-0-2025-68361)

Vulnerability from cvelistv5 – Published: 2025-12-24 10:32 – Updated: 2026-05-11 21:51

Title

erofs: limit the level of fs stacking for file-backed mounts

Summary

In the Linux kernel, the following vulnerability has been resolved: erofs: limit the level of fs stacking for file-backed mounts Otherwise, it could cause potential kernel stack overflow (e.g., EROFS mounting itself).

Severity

No CVSS data available.

Assigner

Linux CNA under the mitre root

CNA scorecard D 53/100 over 6820 records in the last 180 days details

References

4 references

URL	Tags
https://git.kernel.org/stable/c/34447aeedbaea8f9a…
https://git.kernel.org/stable/c/b4911825348a494e8…
https://git.kernel.org/stable/c/620472e6b303c4dbc…
https://git.kernel.org/stable/c/d53cd891f0e431188…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: fb176750266a3d7f42ebdcf28e8ba40350b27847 , < 34447aeedbaea8f9aad3da5b07030a1c0e124639 (git) Affected: fb176750266a3d7f42ebdcf28e8ba40350b27847 , < b4911825348a494e894e6ccfcf88d99e9425f129 (git) Affected: fb176750266a3d7f42ebdcf28e8ba40350b27847 , < 620472e6b303c4dbcc7ecf1aba1cda4f3523e4a4 (git) Affected: fb176750266a3d7f42ebdcf28e8ba40350b27847 , < d53cd891f0e4311889349fff3a784dc552f814b9 (git)
Linux	Linux	Affected: 6.12 Unaffected: 0 , < 6.12 (semver) Unaffected: 6.12.63 , ≤ 6.12.* (semver) Unaffected: 6.17.13 , ≤ 6.17.* (semver) Unaffected: 6.18.2 , ≤ 6.18.* (semver) Unaffected: 6.19 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/erofs/super.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "34447aeedbaea8f9aad3da5b07030a1c0e124639",
              "status": "affected",
              "version": "fb176750266a3d7f42ebdcf28e8ba40350b27847",
              "versionType": "git"
            },
            {
              "lessThan": "b4911825348a494e894e6ccfcf88d99e9425f129",
              "status": "affected",
              "version": "fb176750266a3d7f42ebdcf28e8ba40350b27847",
              "versionType": "git"
            },
            {
              "lessThan": "620472e6b303c4dbcc7ecf1aba1cda4f3523e4a4",
              "status": "affected",
              "version": "fb176750266a3d7f42ebdcf28e8ba40350b27847",
              "versionType": "git"
            },
            {
              "lessThan": "d53cd891f0e4311889349fff3a784dc552f814b9",
              "status": "affected",
              "version": "fb176750266a3d7f42ebdcf28e8ba40350b27847",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/erofs/super.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.12"
            },
            {
              "lessThan": "6.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.63",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.13",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.63",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17.13",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.2",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: limit the level of fs stacking for file-backed mounts\n\nOtherwise, it could cause potential kernel stack overflow (e.g., EROFS\nmounting itself)."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T21:51:43.040Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/34447aeedbaea8f9aad3da5b07030a1c0e124639"
        },
        {
          "url": "https://git.kernel.org/stable/c/b4911825348a494e894e6ccfcf88d99e9425f129"
        },
        {
          "url": "https://git.kernel.org/stable/c/620472e6b303c4dbcc7ecf1aba1cda4f3523e4a4"
        },
        {
          "url": "https://git.kernel.org/stable/c/d53cd891f0e4311889349fff3a784dc552f814b9"
        }
      ],
      "title": "erofs: limit the level of fs stacking for file-backed mounts",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-68361",
    "datePublished": "2025-12-24T10:32:49.792Z",
    "dateReserved": "2025-12-16T14:48:05.305Z",
    "dateUpdated": "2026-05-11T21:51:43.040Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

Order JSON

Publication & reservation Sightings KEV catalogs Other timestamps

Loading timeline…

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.

Action not permitted