All vulnerabilities

Servers and applications

CVE-2021-22975

On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, and 14.1.x before 14.1.3.1, under some circumstances, Traffic Management Microkernel (TMM) may restart on the BIG-IP system while passing large bursts of traffic. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Severity
High 7.5
Published
12 Feb 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
14.1.3.1, 15.1.2.1, 16.0.1.1
Sources
NVD

Affected software

SoftwareAffected versions
F5 BIG-IPServers and applications · cpe:a:f5:big-ip_access_policy_manager
  • From 14.1.0 before 14.1.3.1
  • From 15.1.0 before 15.1.2.1
  • From 16.0.0 before 16.0.1.1
F5 BIG-IPServers and applications · cpe:a:f5:big-ip_local_traffic_manager
  • From 14.1.0 before 14.1.3.1
  • From 15.1.0 before 15.1.2.1
  • From 16.0.0 before 16.0.1.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-22975
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-22975