{
  "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-2025-68306",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-68306",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-16T15:06:23.486Z",
    "updatedAt": "2026-05-11T21:50:37.297Z",
    "importedAt": "2026-10-24T01:57:44.935Z",
    "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: btusb: mediatek: Fix kernel crash when releasing mtk iso interface",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btusb: mediatek: Fix kernel crash when releasing mtk iso interface\n\nWhen performing reset tests and encountering abnormal card drop issues\nthat lead to a kernel crash, it is necessary to perform a null check\nbefore releasing resources to avoid attempting to release a null pointer.\n\n<4>[   29.158070] Hardware name: Google Quigon sku196612/196613 board (DT)\n<4>[   29.158076] Workqueue: hci0 hci_cmd_sync_work [bluetooth]\n<4>[   29.158154] pstate: 20400009 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n<4>[   29.158162] pc : klist_remove+0x90/0x158\n<4>[   29.158174] lr : klist_remove+0x88/0x158\n<4>[   29.158180] sp : ffffffc0846b3c00\n<4>[   29.158185] pmr_save: 000000e0\n<4>[   29.158188] x29: ffffffc0846b3c30 x28: ffffff80cd31f880 x27: ffffff80c1bdc058\n<4>[   29.158199] x26: dead000000000100 x25: ffffffdbdc624ea3 x24: ffffff80c1bdc4c0\n<4>[   29.158209] x23: ffffffdbdc62a3e6 x22: ffffff80c6c07000 x21: ffffffdbdc829290\n<4>[   29.158219] x20: 0000000000000000 x19: ffffff80cd3e0648 x18: 000000031ec97781\n<4>[   29.158229] x17: ffffff80c1bdc4a8 x16: ffffffdc10576548 x15: ffffff80c1180428\n<4>[   29.158238] x14: 0000000000000000 x13: 000000000000e380 x12: 0000000000000018\n<4>[   29.158248] x11: ffffff80c2a7fd10 x10: 0000000000000000 x9 : 0000000100000000\n<4>[   29.158257] x8 : 0000000000000000 x7 : 7f7f7f7f7f7f7f7f x6 : 2d7223ff6364626d\n<4>[   29.158266] x5 : 0000008000000000 x4 : 0000000000000020 x3 : 2e7325006465636e\n<4>[   29.158275] x2 : ffffffdc11afeff8 x1 : 0000000000000000 x0 : ffffffdc11be4d0c\n<4>[   29.158285] Call trace:\n<4>[   29.158290]  klist_remove+0x90/0x158\n<4>[   29.158298]  device_release_driver_internal+0x20c/0x268\n<4>[   29.158308]  device_release_driver+0x1c/0x30\n<4>[   29.158316]  usb_driver_release_interface+0x70/0x88\n<4>[   29.158325]  btusb_mtk_release_iso_intf+0x68/0xd8 [btusb (HASH:e8b6 5)]\n<4>[   29.158347]  btusb_mtk_reset+0x5c/0x480 [btusb (HASH:e8b6 5)]\n<4>[   29.158361]  hci_cmd_sync_work+0x10c/0x188 [bluetooth (HASH:a4fa 6)]\n<4>[   29.158430]  process_scheduled_works+0x258/0x4e8\n<4>[   29.158441]  worker_thread+0x300/0x428\n<4>[   29.158448]  kthread+0x108/0x1d0\n<4>[   29.158455]  ret_from_fork+0x10/0x20\n<0>[   29.158467] Code: 91343000 940139d1 f9400268 927ff914 (f9401297)\n<4>[   29.158474] ---[ end trace 0000000000000000 ]---\n<0>[   29.167129] Kernel panic - not syncing: Oops: Fatal exception\n<2>[   29.167144] SMP: stopping secondary CPUs\n<4>[   29.167158] ------------[ cut here ]------------",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9",
              "status": "affected",
              "versionType": "git",
              "lessThan": "421e88a0d85782786b7a1764c75518b4845e07b3"
            },
            {
              "version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9",
              "status": "affected",
              "versionType": "git",
              "lessThan": "faae9f2ea8806f2499186448adbf94689b47b82b"
            },
            {
              "version": "ceac1cb0259de682d78f5c784ef8e0b13022e9d9",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4015b979767125cf8a2233a145a3b3af78bfd8fb"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.11",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.11"
            },
            {
              "version": "6.12.61",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.17.11",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.17.*"
            },
            {
              "version": "6.18",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}