{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf"
            },
            {
              "fixed": "94bf4fe0e46349c4e73df66dcda073187bc90cc1"
            },
            {
              "fixed": "650c88738ae8976f46ba71b24dd8aa311adc6fde"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.18.0"
            },
            {
              "fixed": "7.1.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80524.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\noptee: ffa: Add NULL check in optee_ffa_lend_protmem\n\nSashiko (locally) reports a possible null dereference under memory\npressure due to the lack of validation of the allocated pointer.\n\nFix that by adding the missing check.",
  "id": "CVE-2026-80524",
  "modified": "2026-08-28T11:30:19.718023198Z",
  "published": "2026-08-26T14:37:04.373Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/650c88738ae8976f46ba71b24dd8aa311adc6fde"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/94bf4fe0e46349c4e73df66dcda073187bc90cc1"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80524.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80524"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "optee: ffa: Add NULL check in optee_ffa_lend_protmem"
}