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CVE-2025-21927

Description

In the Linux kernel, the following vulnerability has been resolved:nvme-tcp: fix potential memory corruption in nvme_tcp_recv_pdu()nvme_tcp_recv_pdu() doesn't check the validity of the header length.When header digests are enabled, a target might send a packet with aninvalid header length (e.g. 255), causing nvme_tcp_verify_hdgst()to access memory outside the allocated area and cause memory corruptionsby overwriting it with the calculated digest.Fix this by rejecting packets with an unexpected header length.

POC

Reference

No PoCs from references.

Github

- https://github.com/fkie-cad/nvd-json-data-feeds