{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2"
            },
            {
              "fixed": "b3ac54e5c905f86d22b502eacb5686a282c5659f"
            },
            {
              "fixed": "645b99b1a185c91a79bdac4c5de0f91b212d64f0"
            },
            {
              "fixed": "9e883eaa878f4337b5873c706efb5a192364ed18"
            },
            {
              "fixed": "bddaa4dfc7f36e1ee343a0622f69288af2b9ace9"
            },
            {
              "fixed": "72af7beae774e46ed543f3f2f267bf0a141bfcdd"
            },
            {
              "fixed": "c512e1c819dfbf6ae95ee7a44b65b9ad98979157"
            },
            {
              "fixed": "2b56bbd928c030894c270cd33d60286326919458"
            },
            {
              "fixed": "d47548a36639095939f4747d4c43f2271366f565"
            }
          ],
          "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": "5.10.259"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.210"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.176"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.143"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.93"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.35"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.12"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63924.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: exthdrs: refresh nh pointer after ipv6_hop_jumbo()\n\nipv6_hop_jumbo() calls pskb_trim_rcsum(), which can change skb pointers.\nLet's recompute nh pointer to make sure any change won't mess things up.",
  "id": "CVE-2026-63924",
  "modified": "2026-07-22T05:29:44.801743848Z",
  "published": "2026-07-19T14:55:25.702Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2b56bbd928c030894c270cd33d60286326919458"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/645b99b1a185c91a79bdac4c5de0f91b212d64f0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/72af7beae774e46ed543f3f2f267bf0a141bfcdd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9e883eaa878f4337b5873c706efb5a192364ed18"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b3ac54e5c905f86d22b502eacb5686a282c5659f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bddaa4dfc7f36e1ee343a0622f69288af2b9ace9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c512e1c819dfbf6ae95ee7a44b65b9ad98979157"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d47548a36639095939f4747d4c43f2271366f565"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63924.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-63924"
    },
    {
      "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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "ipv6: exthdrs: refresh nh pointer after ipv6_hop_jumbo()"
}