{"id":"CVE-2025-38570","summary":"eth: fbnic: unlink NAPIs from queues on error to open","details":"In the Linux kernel, the following vulnerability has been resolved:\n\neth: fbnic: unlink NAPIs from queues on error to open\n\nCI hit a UaF in fbnic in the AF_XDP portion of the queues.py test.\nThe UaF is in the __sk_mark_napi_id_once() call in xsk_bind(),\nNAPI has been freed. Looks like the device failed to open earlier,\nand we lack clearing the NAPI pointer from the queue.","modified":"2026-04-02T12:48:02.505109Z","published":"2025-08-19T17:02:50.677Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38570.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/21d3f8441c7f317b93ba6a8029610c8b7e3773db"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4b31bcb025cb497da2b01f87173108ff32d350d2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4b59f9deff3bdb52b223c85048f1d2924803b817"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38570.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-38570"},{"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":"557d02238e05eb66b9aba9a1f90f3a2131c6c887"},{"fixed":"21d3f8441c7f317b93ba6a8029610c8b7e3773db"},{"fixed":"4b59f9deff3bdb52b223c85048f1d2924803b817"},{"fixed":"4b31bcb025cb497da2b01f87173108ff32d350d2"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38570.json"}}],"schema_version":"1.7.5"}