cve-2024-35954
Vulnerability from cvelistv5
Published
2024-05-20 09:41
Modified
2024-08-02 03:21
Severity
Summary
scsi: sg: Avoid sg device teardown race
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
Show details on NVD website


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                "id": "CVE-2024-35954",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
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                "role": "CISA Coordinator",
                "timestamp": "2024-05-20T17:01:34.449905Z",
                "version": "2.0.3"
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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        "title": "CISA ADP Vulnrichment"
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    "cna": {
      "affected": [
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          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/scsi/sg.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: sg: Avoid sg device teardown race\n\nsg_remove_sfp_usercontext() must not use sg_device_destroy() after calling\nscsi_device_put().\n\nsg_device_destroy() is accessing the parent scsi_device request_queue which\nwill already be set to NULL when the preceding call to scsi_device_put()\nremoved the last reference to the parent scsi_device.\n\nThe resulting NULL pointer exception will then crash the kernel."
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        "dateUpdated": "2024-05-29T05:31:54.030Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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          "url": "https://git.kernel.org/stable/c/46af9047523e2517712ae8e71d984286c626e022"
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          "url": "https://git.kernel.org/stable/c/27f58c04a8f438078583041468ec60597841284d"
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      "title": "scsi: sg: Avoid sg device teardown race",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2024-35954",
    "datePublished": "2024-05-20T09:41:47.944Z",
    "dateReserved": "2024-05-17T13:50:33.135Z",
    "dateUpdated": "2024-08-02T03:21:49.126Z",
    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-35954\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-20T10:15:10.780\",\"lastModified\":\"2024-05-20T13:00:04.957\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nscsi: sg: Avoid sg device teardown race\\n\\nsg_remove_sfp_usercontext() must not use sg_device_destroy() after calling\\nscsi_device_put().\\n\\nsg_device_destroy() is accessing the parent scsi_device request_queue which\\nwill already be set to NULL when the preceding call to scsi_device_put()\\nremoved the last reference to the parent scsi_device.\\n\\nThe resulting NULL pointer exception will then crash the kernel.\"},{\"lang\":\"es\",\"value\":\" En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: scsi: sg: Evite la ejecuci\u00f3n de desmontaje del dispositivo sg sg_remove_sfp_usercontext() no debe usar sg_device_destroy() despu\u00e9s de llamar a scsi_device_put(). sg_device_destroy() est\u00e1 accediendo al scsi_device principal request_queue que ya estar\u00e1 configurado en NULL cuando la llamada anterior a scsi_device_put() elimin\u00f3 la \u00faltima referencia al scsi_device principal. La excepci\u00f3n de puntero NULL resultante bloquear\u00e1 el kernel.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/27f58c04a8f438078583041468ec60597841284d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/46af9047523e2517712ae8e71d984286c626e022\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b0d1ebcc1a9560e494ea9b3ee808540db26c5086\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
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