This page collects WhisperX intelligence signals tagged #page-cache. It is designed for humans, search engines, and AI agents: each item links to a canonical source-backed record with sector, source, timestamp, credibility, and exportable structured data.
Elastic Security Labs has disclosed two Linux kernel vulnerabilities dubbed "Copy Fail" and "DirtyFrag," both targeting the Linux page cache subsystem. The research reveals that these bugs are not merely theoretical—they have been observed in the wild, raising immediate concerns for security teams managing Linux infras...
A security researcher operating under the alias sgkdev has published a proof-of-concept exploit on GitHub targeting CVE-2026-31431, a page-cache vulnerability that circumvents container isolation boundaries. The exploit enables code execution within containers that share the same image layer, raising concerns about mul...