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High severity7.5NVD Advisory· Published May 10, 2021· Updated Jun 17, 2026

CVE-2021-23011

CVE-2021-23011

Description

On versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.4, 12.1.x before 12.1.6, and 11.6.x before 11.6.5.3, when the BIG-IP system is buffering packet fragments for reassembly, the Traffic Management Microkernel (TMM) may consume an excessive amount of resources, eventually leading to a restart and failover event. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected products

2
  • F5/BIG-IPdescription
  • F5, Inc./Big IPllm-fuzzy
    Range: <16.0.1.1, <15.1.3, <14.1.4, <13.1.4, <12.1.6, <11.6.5.3

Patches

Vulnerability mechanics

References

1

News mentions

0

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