PatchWindow Planner
An automated kernel-patch scheduler for small engineering teams without a dedicated platform org — picks the lowest-traffic window per region, canaries 5/25/100% of nodes, and auto-rolls back when SLOs slip.
DevOps leads at small engineering teams running Linux servers without a dedicated platform team
- Auto-detects the lowest-traffic rolling-7-day window per region or service
- Canary rollout across 5%, 25%, then 100% of nodes with auto-hold on error spikes
- Auto-rollback that triggers on latency, error rate, or saturation SLO breaches
- Customer-facing status page posts that explain the patch and timing in plain English
GhostLock-style kernel CVEs force SMB engineering teams to patch frequently — but without a platform team they either patch-and-pray or skip, then pay in incidents.
GhostLock (CVE-2026-43499) made mainstream news (The Hacker News, CybersecurityNews) and confirms an ongoing kernel-patch pain point; multiple 2026 buyer's guides rank kernel-patch tools, indicating active buyer demand.15-Year-Old GhostLock Flaw Enables Root and Container Escape on Most Linux Distros ↗Best Kernel Patching Software - 2026 Buyer's Guide ↗
Market is crowded with incumbents: KernelCare/TuxCare, Canonical Livepatch, Red Hat Insights, SUSE Manager, NinjaOne, TeamViewer, Acronis, plus open-source Ansible/Chef/Puppet/unattended-upgrades cover most patching + rollout workflows, leaving a narrow niche for an SMB-specific kernel canary scheduler.Top 10 KernelCare Live Patching Alternatives & Competitors ↗TuxCare - EOL Open-Source Security, Live Patching & Compliance ↗
Existing kernel-patch vendors run published per-server pricing (TuxCare quote-based) and command real budgets in DevOps tooling; SMB willingness to pay is real but typically capped well below enterprise, and free OS-level patching (unattended-upgrades) sets a price floor.Request a Quote Today-Pricing - TuxCare ↗TuxCare Live Patching Services (KernelCare) Pricing 2026 ↗
Kernel CVEs are structurally recurring - GhostLock shows a 15-year latent UAF shipped in every distro, and compliance regimes (PCI, SOC2) keep mandating timely patching, so this category is durable rather than a fad.15-year-old GhostLock Linux Kernel Vulnerability Enables Privilege Escalation ↗GhostLock Linux Kernel Privilege Escalation Vulnerability (CVE-2026-43499) ↗
Building low-traffic-window detection requires observability integration, canary/percentage rollout needs node orchestration (k8s/SSH/Ansible), SLO monitoring needs metric hooks, and auto-rollback needs reliable guardrails - all achievable but non-trivial, and live-patch vendoring (KernelCare-style) is hard to replicate without distro partnerships.