nvd-json-data-feeds/CVE-2022/CVE-2022-497xx/CVE-2022-49720.json

{
  "id": "CVE-2022-49720",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2025-02-26T07:01:47.703",
  "lastModified": "2025-03-07T20:44:17.993",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: Fix handling of offline queues in blk_mq_alloc_request_hctx()\n\nThis patch prevents that test nvme/004 triggers the following:\n\nUBSAN: array-index-out-of-bounds in block/blk-mq.h:135:9\nindex 512 is out of range for type 'long unsigned int [512]'\nCall Trace:\n show_stack+0x52/0x58\n dump_stack_lvl+0x49/0x5e\n dump_stack+0x10/0x12\n ubsan_epilogue+0x9/0x3b\n __ubsan_handle_out_of_bounds.cold+0x44/0x49\n blk_mq_alloc_request_hctx+0x304/0x310\n __nvme_submit_sync_cmd+0x70/0x200 [nvme_core]\n nvmf_connect_io_queue+0x23e/0x2a0 [nvme_fabrics]\n nvme_loop_connect_io_queues+0x8d/0xb0 [nvme_loop]\n nvme_loop_create_ctrl+0x58e/0x7d0 [nvme_loop]\n nvmf_create_ctrl+0x1d7/0x4d0 [nvme_fabrics]\n nvmf_dev_write+0xae/0x111 [nvme_fabrics]\n vfs_write+0x144/0x560\n ksys_write+0xb7/0x140\n __x64_sys_write+0x42/0x50\n do_syscall_64+0x35/0x80\n entry_SYSCALL_64_after_hwframe+0x44/0xae"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: bloque: Corregir la gesti\u00f3n de colas sin conexi\u00f3n enblk_mq_alloc_request_hctx() Este parche evita que la prueba nvme/004 active lo siguiente: UBSAN: array-index-out-of-bounds in block/blk-mq.h:135:9 index 512 is out of range for type 'long unsigned int [512]' Call Trace: show_stack+0x52/0x58 dump_stack_lvl+0x49/0x5e dump_stack+0x10/0x12 ubsan_epilogue+0x9/0x3b __ubsan_handle_out_of_bounds.cold+0x44/0x49 blk_mq_alloc_request_hctx+0x304/0x310 __nvme_submit_sync_cmd+0x70/0x200 [nvme_core] nvmf_connect_io_queue+0x23e/0x2a0 [nvme_fabrics] nvme_loop_connect_io_queues+0x8d/0xb0 [nvme_loop] nvme_loop_create_ctrl+0x58e/0x7d0 [nvme_loop] nvmf_create_ctrl+0x1d7/0x4d0 [nvme_fabrics] nvmf_dev_write+0xae/0x111 [nvme_fabrics] vfs_write+0x144/0x560 ksys_write+0xb7/0x140 __x64_sys_write+0x42/0x50 do_syscall_64+0x35/0x80 entry_SYSCALL_64_after_hwframe+0x44/0xae "
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-129"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
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          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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  "references": [
    {
      "url": "https://git.kernel.org/stable/c/14dc7a18abbe4176f5626c13c333670da8e06aa1",
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