{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "9f2d3eae88d26c29d96e42983b755940d9169cd9"
            },
            {
              "fixed": "a90f0815aaa9c629ac4750e7c71c357dd7f231d7"
            },
            {
              "fixed": "cb2e41e87a2893345859440017e7178bf7a4c70d"
            },
            {
              "fixed": "3df5b9110ac08f67ccfe382fc172bfee95688eec"
            },
            {
              "fixed": "4b7d07747400cfd7eff1ba7b8b5a7c8d5a58f705"
            },
            {
              "fixed": "10b7b676b78a7bd888d19729b459aad7fc1f428b"
            },
            {
              "fixed": "c524c124e3094d2de12235a513854c03d06a2b58"
            },
            {
              "fixed": "c0d3ccc6929e4509076df8f30a4fb1dc5018b0ae"
            },
            {
              "fixed": "fed4626501c871890da287bec62a96e52da1af89"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.19.0"
            },
            {
              "fixed": "5.10.259"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.210"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.140"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.86"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.27"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46103.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: ucan: fix devres lifetime\n\nUSB drivers bind to USB interfaces and any device managed resources\nshould have their lifetime tied to the interface rather than parent USB\ndevice. This avoids issues like memory leaks when drivers are unbound\nwithout their devices being physically disconnected (e.g. on probe\ndeferral or configuration changes).\n\nFix the control message buffer lifetime so that it is released on driver\nunbind.",
  "id": "CVE-2026-46103",
  "modified": "2026-07-15T01:49:11.772646036Z",
  "published": "2026-05-27T12:59:11.533Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/10b7b676b78a7bd888d19729b459aad7fc1f428b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3df5b9110ac08f67ccfe382fc172bfee95688eec"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4b7d07747400cfd7eff1ba7b8b5a7c8d5a58f705"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a90f0815aaa9c629ac4750e7c71c357dd7f231d7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c0d3ccc6929e4509076df8f30a4fb1dc5018b0ae"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c524c124e3094d2de12235a513854c03d06a2b58"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cb2e41e87a2893345859440017e7178bf7a4c70d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fed4626501c871890da287bec62a96e52da1af89"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46103.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46103"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "can: ucan: fix devres lifetime"
}