{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "9e4e01dfd3254c7f04f24b7c6b29596bc12332f3"
            },
            {
              "fixed": "aa265d47308775c5501073b08133623bcb5421f9"
            },
            {
              "fixed": "6b44c6660aa1c9b843e450a623ac4a8484919dce"
            },
            {
              "fixed": "4ae780d173ef40d4f7cb76935dc2d55fbf380009"
            },
            {
              "fixed": "49fa1be621dde8f526d36e5791aded8fafda1e9c"
            },
            {
              "fixed": "1bb3b6a5c3c5cc814eae4ff0212fdced36f8bce9"
            },
            {
              "fixed": "12091470c6b4c1c14b2de12dcbae2ada6cb6d20b"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.7.0"
            },
            {
              "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/2026/80xxx/CVE-2026-80669.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Disable xfrm_decode_session hook attachment\n\nBPF LSM programs can currently attach to xfrm_decode_session(). That\nhook may return an error, but security_skb_classify_flow() calls it\nfrom a void path and triggers BUG_ON() if an error is returned.\n\nDisable BPF attachment to the hook to prevent a BPF LSM program from\nturning packet classification into a full panic.",
  "id": "CVE-2026-80669",
  "modified": "2026-08-30T03:30:19.693784738Z",
  "published": "2026-08-28T06:49:10.511Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/12091470c6b4c1c14b2de12dcbae2ada6cb6d20b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1bb3b6a5c3c5cc814eae4ff0212fdced36f8bce9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/49fa1be621dde8f526d36e5791aded8fafda1e9c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4ae780d173ef40d4f7cb76935dc2d55fbf380009"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6b44c6660aa1c9b843e450a623ac4a8484919dce"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/aa265d47308775c5501073b08133623bcb5421f9"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80669.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80669"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "bpf: Disable xfrm_decode_session hook attachment"
}