BugZero | F5 BugID 708114 - TMM may crash when processing the handshake messag...

F5 - Defect ID: 708114

TMM may crash when processing the handshake message relating to OCSP, after the SSL connection is closed

F5 - Defect ID: 708114

TMM may crash when processing the handshake message relating to OCSP, after the SSL connection is closed

Last updated on July 18th, 2026

BugZero Risk Score
8.5 High

Overall: 8.5

Severity: 9.1

Community: 4.2

Lifecycle: 7.8

What is the BugZero Risk Score?

F5 Integration

Learn more about where this data comes from

F5 Integration

Learn more

BugZero Plan

Streamline upgrades with automated vendor bug scrubs

BugZero Plan

Learn more

BugZero Prevent

Wish you caught this bug sooner? Get proactive today.

BugZero Prevent

Learn more

Bug Details

Priority: 2-Critical
Status: Not Verified
Impact Category: Local Traffic Manager

Description

Symptoms

TMM crashes when receiving the HUDEVT_SSL_OCSP_RESUME_CLNT_HS after the SSL connection is closed.

Impact

TMM crash. Traffic disrupted while tmm restarts.

Conditions

-- The SSL connection has been closed. -- SSL receives the HUDEVT_SSL_OCSP_RESUME_CLNT_HS message.

Workaround

None.

Fix Information

The system now ensures that SSL can still properly process the messages, even when the SSL connection is closed.

Change history

Links

Original Vendor Announcement

Relevant Products

Click on a version to see all relevant bugs

Affected versions:11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 12.0.0, 12.0.0 hf1, 12.0.0 hf2, 12.0.0 hf3, 12.0.0 hf4, 12.1.0, 12.1.0 hf1, 12.1.0 hf2, 12.1.1, 12.1.1 hf1, 12.1.1 hf2, 12.1.2, 12.1.2 hf1, 12.1.2 hf2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 13.0.0, 13.0.0 hf1, 13.0.0 hf2, 13.0.0 hf3, 13.0.1, 13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5

Fixed versions: 14.0.0, 13.1.0.6, 12.1.3.6, 11.6.3.2

Relevant Products

Click on a version to see all relevant bugs

Fixed versions: 14.0.0, 13.1.0.6, 12.1.3.6, 11.6.3.2

Top F5 Defects

9.6Defect ID: 546260
TMM can crash if using the v6rd profile
9.6Defect ID: 934133
Unable to Create/delete ltm virtual server via CLI transaction when destination is not specified on the ltm virtual object
9.6Defect ID: 1154417
Profile based attack is not mitigated at hardware on L2 wire setup
9.6Defect ID: 913713
Rebooting a blade causes MCPd to core as it rejoins the cluster
9.6Defect ID: 2141125
Multicast traffic is dropped with incorrect VLAN tagging

F5 Integration

Learn more about where this data comes from

F5 Integration

Learn more

BugZero Plan

Streamline upgrades with automated vendor bug scrubs

BugZero Plan

Learn more

BugZero Prevent

Wish you caught this bug sooner? Get proactive today.

BugZero Prevent

Learn more

Ready to prevent the next vendor outage?

Get a demo

F5 - Defect ID: 708114

TMM may crash when processing the handshake message relating to OCSP, after the SSL connection is closed

F5 - Defect ID: 708114

TMM may crash when processing the handshake message relating to OCSP, after the SSL connection is closed

Last updated on July 18th, 2026

BugZero Risk Score8.5 High

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 708114

TMM may crash when processing the handshake message relating to OCSP, after the SSL connection is closed

F5 - Defect ID: 708114

TMM may crash when processing the handshake message relating to OCSP, after the SSL connection is closed

Last updated on July 18th, 2026

BugZero Risk Score8.5 High

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
8.5 High

BugZero Risk Score
8.5 High