CVE-2025-38737 (GCVE-0-2025-38737)
Vulnerability from cvelistv5
Published
2025-09-05 17:20
Modified
2025-09-29 05:57
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uninitialised variable Fix smb3_init_transform_rq() to initialise buffer to NULL before calling netfs_alloc_folioq_buffer() as netfs assumes it can append to the buffer it is given. Setting it to NULL means it should start a fresh buffer, but the value is currently undefined.
References
Impacted products
Vendor Product Version
Linux Linux Version: a2906d3316fc19bf0ade84618bb73eab604c447e
Version: a2906d3316fc19bf0ade84618bb73eab604c447e
Version: a2906d3316fc19bf0ade84618bb73eab604c447e
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/client/smb2ops.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "4931fe2dbe1cc0e7d350a4b51b0b330e43971d98",
              "status": "affected",
              "version": "a2906d3316fc19bf0ade84618bb73eab604c447e",
              "versionType": "git"
            },
            {
              "lessThan": "6adaa9fae36f848afa7278945d725e197e33c496",
              "status": "affected",
              "version": "a2906d3316fc19bf0ade84618bb73eab604c447e",
              "versionType": "git"
            },
            {
              "lessThan": "453a6d2a68e54a483d67233c6e1e24c4095ee4be",
              "status": "affected",
              "version": "a2906d3316fc19bf0ade84618bb73eab604c447e",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/client/smb2ops.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": "6.12.44",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.16.*",
              "status": "unaffected",
              "version": "6.16.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.17",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.44",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16.4",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: Fix oops due to uninitialised variable\n\nFix smb3_init_transform_rq() to initialise buffer to NULL before calling\nnetfs_alloc_folioq_buffer() as netfs assumes it can append to the buffer it\nis given.  Setting it to NULL means it should start a fresh buffer, but the\nvalue is currently undefined."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-29T05:57:06.934Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/4931fe2dbe1cc0e7d350a4b51b0b330e43971d98"
        },
        {
          "url": "https://git.kernel.org/stable/c/6adaa9fae36f848afa7278945d725e197e33c496"
        },
        {
          "url": "https://git.kernel.org/stable/c/453a6d2a68e54a483d67233c6e1e24c4095ee4be"
        }
      ],
      "title": "cifs: Fix oops due to uninitialised variable",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38737",
    "datePublished": "2025-09-05T17:20:37.719Z",
    "dateReserved": "2025-04-16T04:51:24.034Z",
    "dateUpdated": "2025-09-29T05:57:06.934Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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