{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2023-53057",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-53057",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-05-02T15:55:12.118Z",
    "updatedAt": "2026-08-05T09:12:34.853Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "Bluetooth: HCI: Fix global-out-of-bounds",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: HCI: Fix global-out-of-bounds\n\nTo loop a variable-length array, hci_init_stage_sync(stage) considers\nthat stage[i] is valid as long as stage[i-1].func is valid.\nThus, the last element of stage[].func should be intentionally invalid\nas hci_init0[], le_init2[], and others did.\nHowever, amp_init1[] and amp_init2[] have no invalid element, letting\nhci_init_stage_sync() keep accessing amp_init1[] over its valid range.\nThis patch fixes this by adding {} in the last of amp_init1[] and\namp_init2[].\n\n==================================================================\nBUG: KASAN: global-out-of-bounds in hci_dev_open_sync (\n/v6.2-bzimage/net/bluetooth/hci_sync.c:3154\n/v6.2-bzimage/net/bluetooth/hci_sync.c:3343\n/v6.2-bzimage/net/bluetooth/hci_sync.c:4418\n/v6.2-bzimage/net/bluetooth/hci_sync.c:4609\n/v6.2-bzimage/net/bluetooth/hci_sync.c:4689)\nRead of size 8 at addr ffffffffaed1ab70 by task kworker/u5:0/1032\nCPU: 0 PID: 1032 Comm: kworker/u5:0 Not tainted 6.2.0 #3\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04\nWorkqueue: hci1 hci_power_on\nCall Trace:\n <TASK>\ndump_stack_lvl (/v6.2-bzimage/lib/dump_stack.c:107 (discriminator 1))\nprint_report (/v6.2-bzimage/mm/kasan/report.c:307\n  /v6.2-bzimage/mm/kasan/report.c:417)\n? hci_dev_open_sync (/v6.2-bzimage/net/bluetooth/hci_sync.c:3154\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:3343\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:4418\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:4609\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:4689)\nkasan_report (/v6.2-bzimage/mm/kasan/report.c:184\n  /v6.2-bzimage/mm/kasan/report.c:519)\n? hci_dev_open_sync (/v6.2-bzimage/net/bluetooth/hci_sync.c:3154\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:3343\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:4418\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:4609\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:4689)\nhci_dev_open_sync (/v6.2-bzimage/net/bluetooth/hci_sync.c:3154\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:3343\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:4418\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:4609\n  /v6.2-bzimage/net/bluetooth/hci_sync.c:4689)\n? __pfx_hci_dev_open_sync (/v6.2-bzimage/net/bluetooth/hci_sync.c:4635)\n? mutex_lock (/v6.2-bzimage/./arch/x86/include/asm/atomic64_64.h:190\n  /v6.2-bzimage/./include/linux/atomic/atomic-long.h:443\n  /v6.2-bzimage/./include/linux/atomic/atomic-instrumented.h:1781\n  /v6.2-bzimage/kernel/locking/mutex.c:171\n  /v6.2-bzimage/kernel/locking/mutex.c:285)\n? __pfx_mutex_lock (/v6.2-bzimage/kernel/locking/mutex.c:282)\nhci_power_on (/v6.2-bzimage/net/bluetooth/hci_core.c:485\n  /v6.2-bzimage/net/bluetooth/hci_core.c:984)\n? __pfx_hci_power_on (/v6.2-bzimage/net/bluetooth/hci_core.c:969)\n? read_word_at_a_time (/v6.2-bzimage/./include/asm-generic/rwonce.h:85)\n? strscpy (/v6.2-bzimage/./arch/x86/include/asm/word-at-a-time.h:62\n  /v6.2-bzimage/lib/string.c:161)\nprocess_one_work (/v6.2-bzimage/kernel/workqueue.c:2294)\nworker_thread (/v6.2-bzimage/./include/linux/list.h:292\n  /v6.2-bzimage/kernel/workqueue.c:2437)\n? __pfx_worker_thread (/v6.2-bzimage/kernel/workqueue.c:2379)\nkthread (/v6.2-bzimage/kernel/kthread.c:376)\n? __pfx_kthread (/v6.2-bzimage/kernel/kthread.c:331)\nret_from_fork (/v6.2-bzimage/arch/x86/entry/entry_64.S:314)\n </TASK>\nThe buggy address belongs to the variable:\namp_init1+0x30/0x60\nThe buggy address belongs to the physical page:\npage:000000003a157ec6 refcount:1 mapcount:0 mapping:0000000000000000 ia\nflags: 0x200000000001000(reserved|node=0|zone=2)\nraw: 0200000000001000 ffffea0005054688 ffffea0005054688 000000000000000\nraw: 0000000000000000 0000000000000000 00000001ffffffff 000000000000000\npage dumped because: kasan: bad access detected\nMemory state around the buggy address:\n ffffffffaed1aa00: f9 f9 f9 f9 00 00 00 00 f9 f9 f9 f9 00 00 00 00\n ffffffffaed1aa80: 00 00 00 00 f9 f9 f9 f9 00 00 00 00 00 00 00 00\n>ffffffffaed1ab00: 00 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 00 00 f9 f9\n                  \n---truncated---",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d0b137062b2de75b264b84143d21c98abc5f5ad2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b3168abd24245aa0775c5a387dcf94d36ca7e738"
            },
            {
              "version": "d0b137062b2de75b264b84143d21c98abc5f5ad2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8497222b22b591c6b2d106e0e3c1672ffe4e10e0"
            },
            {
              "version": "d0b137062b2de75b264b84143d21c98abc5f5ad2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bce56405201111807cc8e4f47c6de3e10b17c1ac"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.17",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.17"
            },
            {
              "version": "6.1.22",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2.9",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.2.*"
            },
            {
              "version": "6.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}