CVE-2025-38570 | BDVDB-2026-290238 Detail

Description#

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: unlink NAPIs from queues on error to open CI hit a UaF in fbnic in the AF_XDP portion of the queues.py test. The UaF is in the __sk_mark_napi_id_once() call in xsk_bind(), NAPI has been freed. Looks like the device failed to open earlier, and we lack clearing the NAPI pointer from the queue.

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Exploit#

History#

1. Version 12025-08-19Record published in the CVE List.
2. Version 22026-08-05Most recent update recorded in the CVE List.