In the Linux kernel, the following vulnerability has been resolved:
bpf: Fix remap of arena.
The bpf arena logic didn't account for mremap operation. Add a refcnt for multiple mmap events to prevent use-after-free in arenavmclose.
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-47186.json"