Bug ID 1084693: [RCA][APM] possible memory leak for SAML SSO

Last Modified: May 29, 2024

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

Known Affected Versions:
14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5, 14.1.0.6, 14.1.2, 14.1.2.1, 14.1.2.2, 14.1.2.3, 14.1.2.4, 14.1.2.5, 14.1.2.6, 14.1.2.7, 14.1.2.8, 14.1.3, 14.1.3.1, 14.1.4, 14.1.4.1, 14.1.4.2, 14.1.4.3, 14.1.4.4, 14.1.4.5, 14.1.4.6, 14.1.5, 14.1.5.1, 14.1.5.2, 14.1.5.3, 14.1.5.4, 14.1.5.6

Opened: Mar 02, 2022

Severity: 3-Major

Symptoms

Tmm suddenly goes into aggressive reaper mode, disrupting user connections.

Impact

Memory leak in tmm. Some log messages that may detect this can be found the tmm logs: err tmm3[13174]: 014d1064:3: /Common/access_profile:Common:810f14c1:SAML SSO: Error failed to base64 decode message: err tmm3[13174]: 014d1064:3: /Common/access_profile:Common:810f14c1:SAML SSO: Error failed to base64 decode SAML message: err tmm3[13174]: 014d1150:3: /Common/access_profile:Common:810f14c1:SAML SSO: Error (12) decoding SLO response err tmm3[13174]: 014d1151:3: /Common/access_profile:Common:810f14c1:SAML SSO: Error (12) extracting SAML SLO message

Conditions

-- APM environment with SAML SSO configured

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips