{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "source": "REFERENCES"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "ec8451efc1565516aba9e7047e1a1a1ce7953a2f"
            }
          ],
          "repo": "https://github.com/netbsd/src",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-362",
      "CWE-415"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32848.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "fixed": "ec8451efc1565516aba9e7047e1a1a1ce7953a2f"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "NetBSD prior to commit ec8451e contains a race condition vulnerability in cryptodev_op() within the opencrypto subsystem that allows local attackers to trigger a double-free condition by concurrently issuing CIOCCRYPT operations on the same session identifier on SMP systems. Attackers can exploit mutable per-operation state embedded in the csession struct to corrupt kernel heap memory.",
  "id": "CVE-2026-32848",
  "modified": "2026-07-16T03:30:55.819283963Z",
  "published": "2026-05-18T17:52:55.753Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32848.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-32848"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/netbsd-cryptodev-race-condition-double-free-via-cryptodev-op"
    },
    {
      "type": "FIX",
      "url": "https://github.com/NetBSD/src/commit/ec8451efc1565516aba9e7047e1a1a1ce7953a2f"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/NetBSD/src"
    },
    {
      "type": "EVIDENCE",
      "url": "https://nasm.re/posts/uaf_netbsd_crypto/"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "NetBSD cryptodev Race Condition Double-Free via cryptodev_op()"
}