CVE-2023-54264 (GCVE-0-2023-54264)
Vulnerability from cvelistv5
Published
2025-12-30 12:15
Modified
2025-12-30 12:15
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: fs/sysv: Null check to prevent null-ptr-deref bug sb_getblk(inode->i_sb, parent) return a null ptr and taking lock on that leads to the null-ptr-deref bug.
References
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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{
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          "programFiles": [
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          "vendor": "Linux",
          "versions": [
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              "version": "4.14.322",
              "versionType": "semver"
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              "version": "4.19.291",
              "versionType": "semver"
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              "lessThanOrEqual": "5.4.*",
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              "version": "5.4.253",
              "versionType": "semver"
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            {
              "lessThanOrEqual": "5.10.*",
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            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.45",
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              "version": "6.4.10",
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      "cpeApplicability": [
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      "descriptions": [
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/sysv: Null check to prevent null-ptr-deref bug\n\nsb_getblk(inode-\u003ei_sb, parent) return a null ptr and taking lock on\nthat leads to the null-ptr-deref bug."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-30T12:15:56.893Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e976988bc245ec3768cc0f76bed7d05488a7dd0f"
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        {
          "url": "https://git.kernel.org/stable/c/baa60c66a310c50785289b0ede6fdce8ec3219c7"
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          "url": "https://git.kernel.org/stable/c/0a44ceba77c3267f8505dda102a59367dc24caee"
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        },
        {
          "url": "https://git.kernel.org/stable/c/ea2b62f305893992156a798f665847e0663c9f41"
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      ],
      "title": "fs/sysv: Null check to prevent null-ptr-deref bug",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2023-54264",
    "datePublished": "2025-12-30T12:15:56.893Z",
    "dateReserved": "2025-12-30T12:06:44.517Z",
    "dateUpdated": "2025-12-30T12:15:56.893Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-54264\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-12-30T13:16:15.193\",\"lastModified\":\"2025-12-31T20:42:43.210\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nfs/sysv: Null check to prevent null-ptr-deref bug\\n\\nsb_getblk(inode-\u003ei_sb, parent) return a null ptr and taking lock on\\nthat leads to the null-ptr-deref bug.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0a44ceba77c3267f8505dda102a59367dc24caee\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/1416eebaad80bdc85ad9f97f27242011b031e2a9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7f740bc696d4617f8ee44565e8ac0d36278a1e91\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/afd9a31b5aa4b3747f382d44a7b03b7b5d0b7635\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/baa60c66a310c50785289b0ede6fdce8ec3219c7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e28f376dd8dfcc4e880ac101184132bc08703f6e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e976988bc245ec3768cc0f76bed7d05488a7dd0f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ea2b62f305893992156a798f665847e0663c9f41\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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