{
  "cveId": "CVE-2022-49720",
  "url": "https://patchblox.com/security/cve/CVE-2022-49720",
  "summary": "CVE-2022-49720 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49720, released February 26, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  block: Fix handling of offline queues in blk_mq_...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  block: Fix handling of offline queues in blk_mq_alloc_request_hctx()  This patch prevents that test nvme/004 triggers the following:  UBSAN: array-index-out-of-bounds in block/blk-mq.h:135:9 index 512 is out of range for type \u0027long unsigned int [512]\u0027 Call Trace:  show_stack\u002B0x52/0x58  dump_stack_lvl\u002B0x49/0x5e  dump_stack\u002B0x10/0x12  ubsan_epilogue\u002B0x9/0x3b  __ubsan_handle_out_of_bounds.cold\u002B0x44/0x49  blk_mq_alloc_request_hctx\u002B0x304/0x310  __nvme_submit_sync_cmd\u002B0x70/0x200 [nvme_core]  nvmf_connect_io_queue\u002B0x23e/0x2a0 [nvme_fabrics]  nvme_loop_connect_io_queues\u002B0x8d/0xb0 [nvme_loop]  nvme_loop_create_ctrl\u002B0x58e/0x7d0 [nvme_loop]  nvmf_create_ctrl\u002B0x1d7/0x4d0 [nvme_fabrics]  nvmf_dev_write\u002B0xae/0x111 [nvme_fabrics]  vfs_write\u002B0x144/0x560  ksys_write\u002B0xb7/0x140  __x64_sys_write\u002B0x42/0x50  do_syscall_64\u002B0x35/0x80  entry_SYSCALL_64_after_hwframe\u002B0x44/0xae",
  "published": "2025-02-26T07:01:47Z",
  "severity": "high",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00297,
  "epssPercentile": 0.22494,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "5.18.14-1",
      "fix": "DEBIAN-CVE-2022-49720",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49720",
      "released": "2025-02-26T07:01:47Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "5.18.14-1",
      "fix": "DEBIAN-CVE-2022-49720",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49720",
      "released": "2025-02-26T07:01:47Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "5.18.14-1",
      "fix": "DEBIAN-CVE-2022-49720",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49720",
      "released": "2025-02-26T07:01:47Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}