{"id":"CVE-2025-40217","summary":"pidfs: validate extensible ioctls","details":"In the Linux kernel, the following vulnerability has been resolved:\n\npidfs: validate extensible ioctls\n\nValidate extensible ioctls stricter than we do now.","modified":"2026-04-02T12:48:19.647395Z","published":"2025-12-04T14:50:40.664Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40217.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/3c17001b21b9f168c957ced9384abe969019b609"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bf0fbf5e8b0aff8a4a0fb35e32b10083baa83c04"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40217.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40217"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"5b08bd408534bfb3a7cf5778da5b27d4e4fffe12"},{"fixed":"bf0fbf5e8b0aff8a4a0fb35e32b10083baa83c04"},{"fixed":"3c17001b21b9f168c957ced9384abe969019b609"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40217.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.11.0"},{"fixed":"6.17.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40217.json"}}],"schema_version":"1.7.5"}