{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2"
            },
            {
              "fixed": "a75bbcb10cb21acc169b785e9804f57d97873a9c"
            },
            {
              "fixed": "4907596f25b1720fa948371ac5f6c1f8da10a5bc"
            },
            {
              "fixed": "915a92182e2cda9cd7d2479020a44c6eda986f7c"
            },
            {
              "fixed": "fe69f634b076ae3ca81c5a5b845d9bba527036f7"
            },
            {
              "fixed": "b21805258d7e926adfd455fc820a447b90da3b82"
            },
            {
              "fixed": "5506aec795135cdd4cbf4e845929155663b25055"
            },
            {
              "fixed": "e7578529b97e5d4e439cf8f3e637c2303015338f"
            },
            {
              "fixed": "59e932ded949fa6f0340bf7c6d7818f962fa4fd2"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.6.12"
            },
            {
              "fixed": "5.10.258"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.142"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.92"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.34"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64178.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: bnep: Fix UAF read of dev-\u003ename\n\nbnep_add_connection() needs to keep holding the bnep_session_sem while\nreading dev-\u003ename (just like bnep_get_connlist() does); otherwise the\nbnep_session() thread can concurrently free the net_device, which can for\nexample be triggered by a concurrent bnep_del_connection().\n\n(This UAF is fairly uninteresting from a security perspective;\ncalling bnep_add_connection() requires passing a capable(CAP_NET_ADMIN)\ncheck. It also requires completely tearing down a netdev during a fairly\ntight race window.)",
  "id": "CVE-2026-64178",
  "modified": "2026-07-22T05:29:40.806339789Z",
  "published": "2026-07-19T15:41:02.293Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4907596f25b1720fa948371ac5f6c1f8da10a5bc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5506aec795135cdd4cbf4e845929155663b25055"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/59e932ded949fa6f0340bf7c6d7818f962fa4fd2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/915a92182e2cda9cd7d2479020a44c6eda986f7c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a75bbcb10cb21acc169b785e9804f57d97873a9c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b21805258d7e926adfd455fc820a447b90da3b82"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e7578529b97e5d4e439cf8f3e637c2303015338f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fe69f634b076ae3ca81c5a5b845d9bba527036f7"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64178.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64178"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Bluetooth: bnep: Fix UAF read of dev-\u003ename"
}