{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "479e58549b0fa7e80f1e0b9e69e0a2a8e6711132"
            },
            {
              "fixed": "4897bd307ba8757c31a3325ba6730961be606016"
            },
            {
              "fixed": "ed8d91f469845d62d44c565a55d2ab1767969357"
            },
            {
              "fixed": "36f46b0e36892eba08978eef7502ff3c94ddba77"
            }
          ],
          "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": "6.18.20"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31543.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrash_dump: don't log dm-crypt key bytes in read_key_from_user_keying\n\nWhen debug logging is enabled, read_key_from_user_keying() logs the first\n8 bytes of the key payload and partially exposes the dm-crypt key.  Stop\nlogging any key bytes.",
  "id": "CVE-2026-31543",
  "modified": "2026-07-15T01:48:52.120699168Z",
  "published": "2026-04-24T14:33:12.163Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/36f46b0e36892eba08978eef7502ff3c94ddba77"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4897bd307ba8757c31a3325ba6730961be606016"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ed8d91f469845d62d44c565a55d2ab1767969357"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31543.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-31543"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "crash_dump: don't log dm-crypt key bytes in read_key_from_user_keying"
}