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Mmastodon TechnologyCybersecurity first seen 1 d ago, last 12 h ago, peak #3

Cloudflare Containers flaw exposed cross-tenant data fragments

Original: Discover how a Cloudflare Containers data flaw exposed cross-tenant fragments. Learn about the skip_block_zeroing thin p

A reported vulnerability in Cloudflare Containers, linked to a skip_block_zeroing thin provisioning issue, allegedly allowed fragments of data from other tenants to be exposed across customer boundaries. Security commentary is focusing on how uninitialized storage blocks in thin-provisioned environments can leak residual data, raising questions about isolation guarantees in shared container infrastructure.

Why now: Cross-tenant data exposure in a major cloud provider raises immediate concerns about container isolation and cloud security.

CloudflareCloudflare Containersskip_block_zeroing

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