Database/Container, Kubernetes & orchestration
Firecracker: Out-of-bounds write in the virtio PCI transport
CVE-2026-5747Container, Kubernetes & orchestrationcurated
Impact
Out-of-bounds write in the virtio PCI transport; guest root can crash or potentially compromise the VMM process
Who can reach it
Any tenant guest VM with root inside it
What to do
Upgrade Firecracker; restart microVMs, which for a neocloud means terminating tenant instances
References
This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.