{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "e486147c912f653ef4b60a6c7dbd4168a4c56a9f"
            },
            {
              "fixed": "267809e2c56fbea486f7250c8a4acddcc3c54dc5"
            },
            {
              "fixed": "91e8109ecffb925b6202d2737384df285b195bfb"
            },
            {
              "fixed": "14f172eff9c19f8043a9858845f33cd034f3a41e"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.16.0"
            },
            {
              "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-2026-72328.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\naccel/amdxdna: Fix potential amdxdna_umap lifetime race\n\namdxdna_umap_release() calls the blocking mmu_interval_notifier_remove()\nbefore removing the object from abo-\u003emem.umap_list. If\naie2_populate_range() runs concurrently, it may obtain a reference to an\namdxdna_umap that is being released, leading to a potential use-after-free.\n\nUse kref_get_unless_zero() in aie2_populate_range() when acquiring a\nreference. If the reference count has already dropped to zero, release\nis in progress and the entry is skipped.",
  "id": "CVE-2026-72328",
  "modified": "2026-08-18T03:31:11.114133307Z",
  "published": "2026-08-15T05:55:39.296Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/14f172eff9c19f8043a9858845f33cd034f3a41e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/267809e2c56fbea486f7250c8a4acddcc3c54dc5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/91e8109ecffb925b6202d2737384df285b195bfb"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72328.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-72328"
    },
    {
      "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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "accel/amdxdna: Fix potential amdxdna_umap lifetime race"
}