{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:14",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7.1.5-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "In the Linux kernel, the following vulnerability has been resolved:  netfilter: flowtable: Validate iph-\u003eihl in nf_flow_ip4_tunnel_proto()  Add sanity check for iph-\u003eihl field in nf_flow_ip4_tunnel_proto() before using it to compute the header size, avoiding out-of-bounds access with malformed IP headers. While at it, use iph-\u003eprotocol instead of the hardcoded IPPROTO_IPIP constant when setting ctx-\u003etun.proto and reference ctx-\u003etun.hdr_size when updating ctx-\u003eoffset.",
  "id": "DEBIAN-CVE-2026-72417",
  "modified": "2026-09-14T16:47:39.798643820Z",
  "published": "2026-08-15T06:22:15.323Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2026-72417"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "upstream": [
    "CVE-2026-72417"
  ]
}