CVE-2026-41227 — BIG-IP HTTP/2 Layer 7 Dos Protection vulnerability

CVE-2026-41227

BIG-IP HTTP/2 Layer 7 Dos Protection vulnerability PUBLISHED

Description (CNA)

On an HTTP/2 virtual server with Layer 7 DoS Protection configured, undisclosed traffic can result in an increase in memory consumption causing the Traffic Management Microkernel (TMM) process to terminate. 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 17.5.1.4; affected 17.1.0 before 17.1.3.1; affected 16.1.0 before

CWE

CWE-770

References

https://my.f5.com/manage/s/article/K000158979

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.