CVE-2026-98291

Full vulnerability record from the local CVENow database.

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel_pcie: fix off-by-one bounds check in RX submit btintel_pcie_submit_rx() used frbd_index > rxq->count to guard the FRBD array access, allowing frbd_index == rxq->count to pass through and index one element past the end of the array. Change the check to >= rxq->count so every out-of-range index is rejected. This issue was reported by Claude Mythos.

Severity

Not scored

CVSS score

Not available

Vulnerability status

Received

Source identifier

416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2026-10-06 09:18:19.467000

Last modified

2026-10-19 10:18:30.833000

View original CVE JSON

{
  "id": "CVE-2026-98291",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2026-10-06T09:18:19.467",
  "lastModified": "2026-10-19T10:18:30.833",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel_pcie: fix off-by-one bounds check in RX submit\n\nbtintel_pcie_submit_rx() used frbd_index > rxq->count to guard the\nFRBD array access, allowing frbd_index == rxq->count to pass through\nand index one element past the end of the array. Change the check to\n>= rxq->count so every out-of-range index is rejected.\n\nThis issue was reported by Claude Mythos."
    }
  ],
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "programFiles": [
            "drivers/bluetooth/btintel_pcie.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "versions": [
            {
              "version": "c2b636b3f788d10486a6691ad6dd3ec4c93bd78e",
              "lessThan": "b5214d72bfdf8ef7744d0c8147e6ebb09b36b259",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "c2b636b3f788d10486a6691ad6dd3ec4c93bd78e",
              "lessThan": "18464860ce27af0dccd2fc72830610b85b518cff",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "c2b636b3f788d10486a6691ad6dd3ec4c93bd78e",
              "lessThan": "de4c3c72bcc6e8474f70c22427f94ca44bccd890",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "c2b636b3f788d10486a6691ad6dd3ec4c93bd78e",
              "lessThan": "2ea5a87a5a7ae58cb2662b8a7d06f209383e1765",
              "versionType": "git",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "programFiles": [
            "drivers/bluetooth/btintel_pcie.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "versions": [
            {
              "version": "6.10",
              "status": "affected"
            },
            {
              "version": "0",
              "lessThan": "6.10",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.12.112",
              "lessThanOrEqual": "6.12.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.18.54",
              "lessThanOrEqual": "6.18.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "7.2.8",
              "lessThanOrEqual": "7.2.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "7.3",
              "lessThanOrEqual": "*",
              "versionType": "original_commit_for_fix",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/18464860ce27af0dccd2fc72830610b85b518cff",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/2ea5a87a5a7ae58cb2662b8a7d06f209383e1765",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/b5214d72bfdf8ef7744d0c8147e6ebb09b36b259",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/de4c3c72bcc6e8474f70c22427f94ca44bccd890",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}