FKIE_CVE-2023-54305

Vulnerability from fkie_nvd - Published: 2025-12-30 13:16 - Updated: 2026-06-17 06:47
Severity
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.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/05cbf6ddd9847c7b4f0662c048f195b09405a9d0
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0dc0fa313bb4e86382a3e7125429710d44383196
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/116008ada3d0de4991099edaf6b8c2e9cd6f225a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/21f6a80d9234422e2eb445734b22c78fc5bf6719
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a458a8c1d1fc4e10a1813786132b09a3863ad3f2
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a92b67e768bde433b9385cde56c09deb58db269e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/aedea161d031502a423ed1c7597754681a4f8cda
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f31173c19901a96bb2ebf6bcfec8a08df7095c91
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/ext4/xattr.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "aedea161d031502a423ed1c7597754681a4f8cda",
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "versionType": "git"
            },
            {
              "lessThan": "21f6a80d9234422e2eb445734b22c78fc5bf6719",
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "versionType": "git"
            },
            {
              "lessThan": "a92b67e768bde433b9385cde56c09deb58db269e",
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "versionType": "git"
            },
            {
              "lessThan": "0dc0fa313bb4e86382a3e7125429710d44383196",
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "versionType": "git"
            },
            {
              "lessThan": "116008ada3d0de4991099edaf6b8c2e9cd6f225a",
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "versionType": "git"
            },
            {
              "lessThan": "05cbf6ddd9847c7b4f0662c048f195b09405a9d0",
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "versionType": "git"
            },
            {
              "lessThan": "a458a8c1d1fc4e10a1813786132b09a3863ad3f2",
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "versionType": "git"
            },
            {
              "lessThan": "f31173c19901a96bb2ebf6bcfec8a08df7095c91",
              "status": "affected",
              "version": "e50e5129f384ae282adebfb561189cdb19b81cee",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/ext4/xattr.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.13"
            },
            {
              "lessThan": "4.13",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.308",
              "versionType": "semver"
            },
            {
              "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"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.99",
              "versionType": "semver"
            },
            {
              "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"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "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."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\next4: rechazar la creaci\u00f3n de un bloque ea cuando est\u00e1 desmontado\n\nLa expansi\u00f3n del bloque ea necesita acceder a s_root mientras ya est\u00e1 establecido como NULL cuando se activa el desmontaje. Rechazar esta solicitud para evitar un p\u00e1nico."
    }
  ],
  "id": "CVE-2023-54305",
  "lastModified": "2026-06-17T06:47:11.597",
  "metrics": {},
  "published": "2025-12-30T13:16:19.650",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/05cbf6ddd9847c7b4f0662c048f195b09405a9d0"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/0dc0fa313bb4e86382a3e7125429710d44383196"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/116008ada3d0de4991099edaf6b8c2e9cd6f225a"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/21f6a80d9234422e2eb445734b22c78fc5bf6719"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a458a8c1d1fc4e10a1813786132b09a3863ad3f2"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a92b67e768bde433b9385cde56c09deb58db269e"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/aedea161d031502a423ed1c7597754681a4f8cda"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/f31173c19901a96bb2ebf6bcfec8a08df7095c91"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Deferred"
}


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Nomenclature

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