This article assumes that the pre-requisites for installing the vCenter Server 8.0 Update 3b bundle have been met.
Please see this article for these pre-requisites -
"Procedure to remediate VMSA-2024-0019 (vCenter Server 8.0 U3b) for VCF 5.0.x, 5.1.x environments using Flexible BOM."
https://knowledge.broadcom.com/external/article/377430
The vCenter Server 8.0 Update 3b bundle is not available for download in SDDC Manager UI as expected - on the page Lifecycle Management > Bundle Management.
VMware Cloud Foundation 5.2.0
This issue is caused by the /nfs/vmware/vcf/nfs-mount partition on SDDC Manager being 100% full.
Follow the steps below to resolve this issue -
df -h