{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "ddb94eafab8b597b05904c8277194ea2d6357fa9"
            },
            {
              "fixed": "548244c2f542aa0ad49453e9306e715a3877bc44"
            },
            {
              "fixed": "dcf9b3c90e5560339649d088836529883fb509f3"
            },
            {
              "fixed": "9464ca7a6e56ad1ebf48b2ad5c16871edfad10c6"
            },
            {
              "fixed": "959ea349c7e2d4edf07b6838ca7e59345fe61a08"
            },
            {
              "fixed": "50422613185d505201167e8bdd2f2700790d5db6"
            },
            {
              "fixed": "a78d055ba7c31103ad02f8eceb0c452e154d2660"
            },
            {
              "fixed": "008e7a7c293b30bc43e4368dac6ea3808b75a572"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.13.0"
            },
            {
              "fixed": "5.15.202"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.165"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.128"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.75"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.14"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45847.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: remove WARN_ON_ONCE when accessing forward path array\n\nAlthough unlikely, recent support for IPIP tunnels increases chances of\nreaching this WARN_ON_ONCE if userspace manages to build a sufficiently\nlong forward path.\n\nRemove it.",
  "id": "CVE-2026-45847",
  "modified": "2026-07-08T05:38:26.519494080Z",
  "published": "2026-05-27T12:15:07.344Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/008e7a7c293b30bc43e4368dac6ea3808b75a572"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/50422613185d505201167e8bdd2f2700790d5db6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/548244c2f542aa0ad49453e9306e715a3877bc44"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9464ca7a6e56ad1ebf48b2ad5c16871edfad10c6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/959ea349c7e2d4edf07b6838ca7e59345fe61a08"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a78d055ba7c31103ad02f8eceb0c452e154d2660"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dcf9b3c90e5560339649d088836529883fb509f3"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45847.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45847"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "net: remove WARN_ON_ONCE when accessing forward path array"
}