Unrated severityNVD Advisory· Published Oct 15, 2025· Updated Feb 26, 2026
TMM vulnerability
CVE-2025-53856
Description
When a virtual server, network address translation (NAT) object, or secure network address translation (SNAT) object uses the embedded Packet Velocity Acceleration (ePVA) feature, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. To determine which BIG-IP platforms have an ePVA chip refer to K12837: Overview of the ePVA feature https://my.f5.com/manage/s/article/K12837 . Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected products
2- F5/BIG-IPv5Range: 17.5.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- my.f5.com/manage/s/article/K000156707mitrevendor-advisory
News mentions
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