cve-2024-26980
Vulnerability from cvelistv5
Published
2024-05-01 05:26
Modified
2024-08-02 00:21
Severity
Summary
ksmbd: fix slab-out-of-bounds in smb2_allocate_rsp_buf
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-26980",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-06-06T18:49:02.279322Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-06T18:49:32.653Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T00:21:05.907Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/da21401372607c49972ea87a6edaafb36a17c325"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/b80ba648714e6d790d69610cf14656be222d0248"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/3160d9734453a40db248487f8204830879c207f1"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/0977f89722eceba165700ea384f075143f012085"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/c119f4ede3fa90a9463f50831761c28f989bfb20"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/server/server.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "da2140137260",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "b80ba648714e",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "3160d9734453",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "0977f89722ec",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            },
            {
              "lessThan": "c119f4ede3fa",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/smb/server/server.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.159",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.88",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.29",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "6.8.*",
              "status": "unaffected",
              "version": "6.8.8",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.9",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix slab-out-of-bounds in smb2_allocate_rsp_buf\n\nIf -\u003eProtocolId is SMB2_TRANSFORM_PROTO_NUM, smb2 request size\nvalidation could be skipped. if request size is smaller than\nsizeof(struct smb2_query_info_req), slab-out-of-bounds read can happen in\nsmb2_allocate_rsp_buf(). This patch allocate response buffer after\ndecrypting transform request. smb3_decrypt_req() will validate transform\nrequest size and avoid slab-out-of-bound in smb2_allocate_rsp_buf()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-29T05:26:20.472Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/da21401372607c49972ea87a6edaafb36a17c325"
        },
        {
          "url": "https://git.kernel.org/stable/c/b80ba648714e6d790d69610cf14656be222d0248"
        },
        {
          "url": "https://git.kernel.org/stable/c/3160d9734453a40db248487f8204830879c207f1"
        },
        {
          "url": "https://git.kernel.org/stable/c/0977f89722eceba165700ea384f075143f012085"
        },
        {
          "url": "https://git.kernel.org/stable/c/c119f4ede3fa90a9463f50831761c28f989bfb20"
        }
      ],
      "title": "ksmbd: fix slab-out-of-bounds in smb2_allocate_rsp_buf",
      "x_generator": {
        "engine": "bippy-a5840b7849dd"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-26980",
    "datePublished": "2024-05-01T05:26:56.744Z",
    "dateReserved": "2024-02-19T14:20:24.204Z",
    "dateUpdated": "2024-08-02T00:21:05.907Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26980\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-01T06:15:15.423\",\"lastModified\":\"2024-05-17T11:15:08.357\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nksmbd: fix slab-out-of-bounds in smb2_allocate_rsp_buf\\n\\nIf -\u003eProtocolId is SMB2_TRANSFORM_PROTO_NUM, smb2 request size\\nvalidation could be skipped. if request size is smaller than\\nsizeof(struct smb2_query_info_req), slab-out-of-bounds read can happen in\\nsmb2_allocate_rsp_buf(). This patch allocate response buffer after\\ndecrypting transform request. smb3_decrypt_req() will validate transform\\nrequest size and avoid slab-out-of-bound in smb2_allocate_rsp_buf().\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: ksmbd: corrige slab-out-of-bounds en smb2_allocate_rsp_buf Si -\u0026gt;ProtocolId es SMB2_TRANSFORM_PROTO_NUM, se podr\u00eda omitir la validaci\u00f3n del tama\u00f1o de la solicitud smb2. Si el tama\u00f1o de la solicitud es menor que sizeof (struct smb2_query_info_req), la lectura de losa fuera de los l\u00edmites puede ocurrir en smb2_allocate_rsp_buf(). Este parche asigna un b\u00fafer de respuesta despu\u00e9s de descifrar la solicitud de transformaci\u00f3n. smb3_decrypt_req() validar\u00e1 el tama\u00f1o de la solicitud de transformaci\u00f3n y evitar\u00e1 la losa fuera de los l\u00edmites en smb2_allocate_rsp_buf().\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0977f89722eceba165700ea384f075143f012085\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3160d9734453a40db248487f8204830879c207f1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b80ba648714e6d790d69610cf14656be222d0248\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c119f4ede3fa90a9463f50831761c28f989bfb20\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/da21401372607c49972ea87a6edaafb36a17c325\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...