Bug ID 525672: tmm memory leak with SSL forward proxy virtual server having CLIENTSSL_CLIENTHELLO with SNI lookup.

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8

Fixed In:
12.0.0, 11.6.1

Opened: May 29, 2015
Severity: 3-Major
Related Article: K51572266

Symptoms

tmm memory leak with SSL forward proxy virtual server having CLIENTSSL_CLIENTHELLO with SNI lookup.

Impact

Double SNI lookup happens instead of single lookup. tmm memory leak and eventual out-of-memory.

Conditions

- Virtual server (vs1) configured with SSL forward proxy. - vs1 is attached to an iRule which has following events and actions: CLIENT_ACCEPTED does TCP::collect, CLIENT_DATA does TCP::release. CLIENTSSL_CLIENTHELLO does SNI lookup.

Workaround

None.

Fix Information

SSL with forward proxy no longer leaks memory.

Behavior Change

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