{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "423f16108c9d832bd96059d5c882c8ef6d76eb96"
            },
            {
              "fixed": "452a927cddcd67478d030e646f41cb904a93156f"
            },
            {
              "fixed": "f0fc2a9828171205244a28013f02889f50b71c9f"
            },
            {
              "fixed": "26b380a3ca0b605fd8860995ed6a208f276dd316"
            },
            {
              "fixed": "0d918263c9bfc86078edb2e2f7302a0c6ce42b7c"
            },
            {
              "fixed": "281f2a214565a5cbf8b7355a65738d80bd19b8c5"
            },
            {
              "fixed": "989f1b93907de1753a814996222da375f07e579b"
            },
            {
              "fixed": "beaf0e96b1da74549a6cabd040f9667d83b2e97e"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "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": "6.6.141"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.91"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.33"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63865.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Drop task_to_inode and inet_conn_established from lsm sleepable hooks\n\nbpf_lsm_task_to_inode() is called under rcu_read_lock() and\nbpf_lsm_inet_conn_established() is called from softirq context, so\nneither hook can be used by sleepable LSM programs.",
  "id": "CVE-2026-63865",
  "modified": "2026-08-12T03:51:40.405060063Z",
  "published": "2026-07-19T14:04:51.215Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0d918263c9bfc86078edb2e2f7302a0c6ce42b7c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/26b380a3ca0b605fd8860995ed6a208f276dd316"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/281f2a214565a5cbf8b7355a65738d80bd19b8c5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/452a927cddcd67478d030e646f41cb904a93156f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/989f1b93907de1753a814996222da375f07e579b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/beaf0e96b1da74549a6cabd040f9667d83b2e97e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f0fc2a9828171205244a28013f02889f50b71c9f"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63865.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-63865"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "bpf: Drop task_to_inode and inet_conn_established from lsm sleepable hooks"
}