{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "3936f02bf2d3308a7359dd37dd96cd60603d8170"
            },
            {
              "fixed": "731a5b6fb4c1705f9405d9029dd64ea81e336207"
            },
            {
              "fixed": "91b96dc9cc250cd16751f53de525cf3442ca0962"
            },
            {
              "fixed": "a1bf79365794783b19f5b09e8a23f7ee311e8931"
            },
            {
              "fixed": "f7d53dd3f267e46a784f219a75072f2f400d42b9"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.15.0"
            },
            {
              "fixed": "6.18.49"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.13"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "7.2.0"
            },
            {
              "fixed": "7.2.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80924.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: krb5 - use kfree_sensitive() for derived key buffers\n\ncrypto_krb5_prepare_encryption() and crypto_krb5_prepare_checksum()\nfree the buffer holding the freshly derived keys with plain kfree(),\nleaving the key material behind in the freed slab object.",
  "id": "CVE-2026-80924",
  "modified": "2026-09-10T03:30:32.321235822Z",
  "published": "2026-09-09T16:19:44.150Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/731a5b6fb4c1705f9405d9029dd64ea81e336207"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/91b96dc9cc250cd16751f53de525cf3442ca0962"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a1bf79365794783b19f5b09e8a23f7ee311e8931"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f7d53dd3f267e46a784f219a75072f2f400d42b9"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80924.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80924"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "crypto: krb5 - use kfree_sensitive() for derived key buffers"
}