SECURITY ANNOUNCEMENT

CVE-2026-99046

23 October 2026

When the error bit is set in the RX completion descriptor, the buf_state and its attached buffer should be freed. In the case of AF_XDP ZC, the XSK buffer was not freed, leading to a leak.

Introduced

6.17c1fffc5d66a7147d557736c2341a511e0896d9ff

Fixed releases

6.18.5706656aaa7e43ae62b673c2244d27099b8b94a70d

7.2.11889f763874855c575429f75946132a53c573aa14

7.39fed6a8ab8a5bacba2c709cb19d2dd6d2fa9112e

View source announcement ↗