{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "212188a596d17d519842ef2173150315735b54e1"
            },
            {
              "fixed": "27206bb57c47bdbe33bccc78fa7f7e2a719a06b9"
            },
            {
              "fixed": "a21f3615c88421df81060b6ff89220fd34094c4d"
            },
            {
              "fixed": "fa1ebae4206e6afc8caa642e9eb1bbe39a9a724f"
            },
            {
              "fixed": "f79dff8c721bbb1f3fc312ea55e0551c2cc28801"
            },
            {
              "fixed": "49145bce539117db4b6e9e83c0e5ef528e361050"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.4.0"
            },
            {
              "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-2026-72236.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/perf_cpum_cf: Add missing array_index_nospec() to __hw_perf_event_init()\n\nev variable is userspace controlled via event-\u003eattr.config and used\nas an array index after bounds checking, but without speculation\nbarriers.\n\nAdd the missing array_index_nospec() call to prevent speculative\nexecution.",
  "id": "CVE-2026-72236",
  "modified": "2026-08-18T03:30:50.088156536Z",
  "published": "2026-08-15T05:54:25.891Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/27206bb57c47bdbe33bccc78fa7f7e2a719a06b9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/49145bce539117db4b6e9e83c0e5ef528e361050"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a21f3615c88421df81060b6ff89220fd34094c4d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f79dff8c721bbb1f3fc312ea55e0551c2cc28801"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fa1ebae4206e6afc8caa642e9eb1bbe39a9a724f"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72236.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-72236"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "s390/perf_cpum_cf: Add missing array_index_nospec() to __hw_perf_event_init()"
}