{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "9e794b6bf4a2c65d698d7433ddfabc54a5d53a88"
            },
            {
              "fixed": "41819c5467b6eb8ab4567f0ac98702ce9b6abbb1"
            },
            {
              "fixed": "a9ab19fbca86b32e9a9ae9e1a63e70a7eab3400f"
            },
            {
              "fixed": "4a6673c55752a7aa41e28f51660eb981504ca088"
            },
            {
              "fixed": "ab2bac47a02637df1128a151e81d3ec14767f4bb"
            },
            {
              "fixed": "dc16bbf53cede1baf564bf0c8a861114b64e18b3"
            },
            {
              "fixed": "e5e18886aadd3870e2d84e32a9678317fab1dd9e"
            },
            {
              "fixed": "f4fb97ecf677cd9c3aa4f3bfc6fbf5b0e4bdbbbf"
            },
            {
              "fixed": "cdf3b5af2bc4431e58629e8ad2086b1e9185c761"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.12.0"
            },
            {
              "fixed": "5.10.261"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.212"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.178"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.145"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.97"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.40"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72233.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: bla: reacquire gw address after skb realloc\n\nThe pskb_may_pull() called by batadv_bla_is_backbone_gw() could reallocate\nthe buffer behind the skb. Variables which were pointing to the old buffer\nneed to be reassigned to avoid an use-after-free.",
  "id": "CVE-2026-72233",
  "modified": "2026-08-18T03:31:09.953789915Z",
  "published": "2026-08-15T05:54:23.663Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/41819c5467b6eb8ab4567f0ac98702ce9b6abbb1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4a6673c55752a7aa41e28f51660eb981504ca088"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a9ab19fbca86b32e9a9ae9e1a63e70a7eab3400f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ab2bac47a02637df1128a151e81d3ec14767f4bb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cdf3b5af2bc4431e58629e8ad2086b1e9185c761"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dc16bbf53cede1baf564bf0c8a861114b64e18b3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e5e18886aadd3870e2d84e32a9678317fab1dd9e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f4fb97ecf677cd9c3aa4f3bfc6fbf5b0e4bdbbbf"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72233.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-72233"
    },
    {
      "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:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "batman-adv: bla: reacquire gw address after skb realloc"
}