CVE-2026-3298 | Python CPython up to 3.14.x on Windows sock_recvfrom_into nbytes out-of-bounds write (ID 148808)

A vulnerability classified as critical was found in Python CPython up to 3.14.x on Windows. This affects the function sock_recvfrom_into. Executing a manipulation of the argument nbytes can lead to out-of-bounds write.

This vulnerability appears as CVE-2026-3298. The attack may be performed from remote. There is no available exploit.

Upgrading the affected component is advised.VulDB Recent EntriesRead More