{"id":"CVE-2025-71226","summary":"wifi: iwlwifi: Implement settime64 as stub for MVM/MLD PTP","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: Implement settime64 as stub for MVM/MLD PTP\n\nSince commit dfb073d32cac (\"ptp: Return -EINVAL on ptp_clock_register if\nrequired ops are NULL\"), PTP clock registered through ptp_clock_register\nis required to have ptp_clock_info.settime64 set, however, neither MVM\nnor MLD's PTP clock implementation sets it, resulting in warnings when\nthe interface starts up, like\n\nWARNING: drivers/ptp/ptp_clock.c:325 at ptp_clock_register+0x2c8/0x6b8, CPU#1: wpa_supplicant/469\nCPU: 1 UID: 0 PID: 469 Comm: wpa_supplicant Not tainted 6.18.0+ #101 PREEMPT(full)\nra: ffff800002732cd4 iwl_mvm_ptp_init+0x114/0x188 [iwlmvm]\nERA: 9000000002fdc468 ptp_clock_register+0x2c8/0x6b8\niwlwifi 0000:01:00.0: Failed to register PHC clock (-22)\n\nI don't find an appropriate firmware interface to implement settime64()\nfor iwlwifi MLD/MVM, thus instead create a stub that returns\n-EOPTNOTSUPP only, suppressing the warning and allowing the PTP clock to\nbe registered.","modified":"2026-04-10T05:35:41.596029Z","published":"2026-02-18T14:21:47.369Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71226.json"},"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/81d90d93d22ca4f61833cba921dce9a0bd82218f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ff6892ea544c4052dd5799f675ebc20419953801"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71226.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71226"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2"},{"fixed":"ff6892ea544c4052dd5799f675ebc20419953801"},{"fixed":"81d90d93d22ca4f61833cba921dce9a0bd82218f"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-71226.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.18.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-71226.json"}}],"schema_version":"1.7.5"}