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Cloudflare Containers exposed previous tenants’ disk data through unzeroed blocks

This was not a Firecracker escape or access to a live victim disk. It was a storage-isolation failure underneath the sandbox: researchers recovered foreign directory structures, database pages and complete SQLite databases from reused blocks, and Cloudflare had to fix allocation plus retire existing disks and cached snapshots.

GitHub’s OAuth apps get short-lived tokens, multiple callbacks — and a wildcard setting worth auditing

GitHub OAuth apps can now use eight-hour access tokens with rotating refresh tokens, register up to 10 callback URLs, and explicitly control wildcard callback matching. New apps default to expiring tokens, while existing single-callback apps should review a legacy wildcard setting GitHub has now made visible.

AWS is acquiring DuckLabs while DuckDB stays under independent foundation stewardship

The DuckLabs deal separates company ownership from project governance: AWS gets the team behind DuckDB, while the DuckDB Foundation keeps stewardship and the MIT license stays in place. Builders should watch whether that separation remains meaningful as AWS integrates the Duck Stack into its analytics services.

OpenSSH 10.6 turns on hybrid post-quantum signatures and disables compression to cut side-channel risk

The release is more than routine maintenance. OpenSSH is changing cryptographic defaults, sacrificing some compression effectiveness for side-channel safety, and warning that AI-assisted security reports are pushing it toward a faster release cadence.