github - ghsa-xp6q-4ch5-xqhr

GHSA-XP6Q-4CH5-XQHR

Vulnerability from github – Published: 2025-12-30 15:30 – Updated: 2025-12-30 15:30

Details

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

ext4: refuse to create ea block when umounted

The ea block expansion need to access s_root while it is already set as NULL when umount is triggered. Refuse this request to avoid panic.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-54305"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-30T13:16:19Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: refuse to create ea block when umounted\n\nThe ea block expansion need to access s_root while it is\nalready set as NULL when umount is triggered. Refuse this\nrequest to avoid panic.",
  "id": "GHSA-xp6q-4ch5-xqhr",
  "modified": "2025-12-30T15:30:35Z",
  "published": "2025-12-30T15:30:35Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-54305"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/05cbf6ddd9847c7b4f0662c048f195b09405a9d0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0dc0fa313bb4e86382a3e7125429710d44383196"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/116008ada3d0de4991099edaf6b8c2e9cd6f225a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/21f6a80d9234422e2eb445734b22c78fc5bf6719"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a458a8c1d1fc4e10a1813786132b09a3863ad3f2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a92b67e768bde433b9385cde56c09deb58db269e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/aedea161d031502a423ed1c7597754681a4f8cda"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f31173c19901a96bb2ebf6bcfec8a08df7095c91"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2023-54305 (GCVE-0-2023-54305)

Vulnerability from cvelistv5 – Published: 2025-12-30 12:23 – Updated: 2025-12-30 12:23

Title

ext4: refuse to create ea block when umounted

Summary

In the Linux kernel, the following vulnerability has been resolved: ext4: refuse to create ea block when umounted The ea block expansion need to access s_root while it is already set as NULL when umount is triggered. Refuse this request to avoid panic.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/aedea161d031502a4…
	https://git.kernel.org/stable/c/21f6a80d9234422e2…
	https://git.kernel.org/stable/c/a92b67e768bde433b…
	https://git.kernel.org/stable/c/0dc0fa313bb4e8638…
	https://git.kernel.org/stable/c/116008ada3d0de499…
	https://git.kernel.org/stable/c/05cbf6ddd9847c7b4…
	https://git.kernel.org/stable/c/a458a8c1d1fc4e10a…
	https://git.kernel.org/stable/c/f31173c19901a96bb…

Impacted products

Vendor

Product

Version

Linux

Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < aedea161d031502a423ed1c7597754681a4f8cda (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 21f6a80d9234422e2eb445734b22c78fc5bf6719 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < a92b67e768bde433b9385cde56c09deb58db269e (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 0dc0fa313bb4e86382a3e7125429710d44383196 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 116008ada3d0de4991099edaf6b8c2e9cd6f225a (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 05cbf6ddd9847c7b4f0662c048f195b09405a9d0 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < a458a8c1d1fc4e10a1813786132b09a3863ad3f2 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < f31173c19901a96bb2ebf6bcfec8a08df7095c91 (git)

Linux

Unaffected: 4.14.308 , ≤ 4.14.* (semver)
Unaffected: 4.19.276 , ≤ 4.19.* (semver)
Unaffected: 5.4.235 , ≤ 5.4.* (semver)
Unaffected: 5.10.173 , ≤ 5.10.* (semver)
Unaffected: 5.15.99 , ≤ 5.15.* (semver)
Unaffected: 6.1.16 , ≤ 6.1.* (semver)
Unaffected: 6.2.3 , ≤ 6.2.* (semver)
Unaffected: 6.3 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/ext4/xattr.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
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          "vendor": "Linux",
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              "status": "unaffected",
              "version": "4.14.308",
              "versionType": "semver"
            },
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              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.276",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.235",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.173",
              "versionType": "semver"
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              "status": "unaffected",
              "version": "5.15.99",
              "versionType": "semver"
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              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.2.*",
              "status": "unaffected",
              "version": "6.2.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.3",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.14.308",
                  "vulnerable": true
                },
                {
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                  "vulnerable": true
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        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-30T12:23:39.163Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
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        },
        {
          "url": "https://git.kernel.org/stable/c/21f6a80d9234422e2eb445734b22c78fc5bf6719"
        },
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        {
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      "title": "ext4: refuse to create ea block when umounted",
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    "datePublished": "2025-12-30T12:23:39.163Z",
    "dateReserved": "2025-12-30T12:06:44.529Z",
    "dateUpdated": "2025-12-30T12:23:39.163Z",
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}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-XP6Q-4CH5-XQHR

CVE-2023-54305 (GCVE-0-2023-54305)

Tags

Sightings

Nomenclature