Bug ID 1781949: QUIC might drop a HS context packet during the initial handshake

Last Modified: Feb 28, 2025

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
17.5.0

Opened: Dec 27, 2024

Severity: 3-Major

Symptoms

If asynchronous crypto operations on a QUIC connection complete in a specific order, a HS context packet can be dropped instead of buffered for later processing.

Impact

A HS context packet is dropped and retransmitted, causing the handshake to take an extra RTT to complete.

Conditions

Asynchronous crypto operations on a QUIC connection complete in a specific order.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips