CVE-2026-34019 — BIG-IP BFD vulnerability

CVE-2026-34019

BIG-IP BFD vulnerability PUBLISHED

Description (CNA)

When Bidirectional Forwarding Detection (BFD) is configured in Static and Dynamic routing protocols, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to stop processing BFD packets and cause the configured routing protocol to fail over. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected (CNA)

Vendor / product	Versions
F5 / BIG-IP	unaffected 21.0.0 before ; affected 17.5.0 before 17.5.1; affected 17.1.0 before 17.1.3; affected 16.1.0 before

CWE

CWE-410

References

https://my.f5.com/manage/s/article/K000150508

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.