BugZero | F5 BugID 686890 - X509_EXTENSION memory blocks leak when C3D forges ...

F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

Last updated on July 18th, 2026

BugZero Risk Score
6.9 Medium

Overall: 6.9

Severity: 7.3

Community: 4.2

Lifecycle: 8.3

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Bug Details

Priority: 3-Major
Status: Verified
Impact Category: Local Traffic Manager

Description

Symptoms

One X509_EXTENSION memory block leaks when C3D forges the certificate.

Impact

X509_EXTENSION memory blocks leak when forged certificate is successful.

Conditions

When C3D forges the certificate.

Workaround

None.

Fix Information

The system now frees the leaked X509_EXTENSION when C3D forges the certificate.

Change history

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BugZero Plan

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F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

Last updated on July 18th, 2026

BugZero Risk Score
6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

Last updated on July 18th, 2026

BugZero Risk Score
6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

Last updated on July 18th, 2026

BugZero Risk Score6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

F5 - Defect ID: 686890

X509_EXTENSION memory blocks leak when C3D forges the certificate.

Last updated on July 18th, 2026

BugZero Risk Score6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
6.9 Medium

BugZero Risk Score
6.9 Medium