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Nine-year-old Linux kernel vulnerability RefluXFS discovered, impacting millions

A critical Linux kernel vulnerability named RefluXFS (CVE-2026-64600) has been discovered, existing undetected for nine years. This vulnerability allows local attackers to achieve root privileges without leaving any trace in kernel logs. The flaw, identified by Qualys with assistance from Anthropic's AI, impacts millions of XFS file systems and requires urgent patching. AI

IMPACT This vulnerability could impact systems running XFS file systems, potentially affecting software development and deployment pipelines that rely on Linux.

RANK_REASON The item discusses a specific software vulnerability and its discovery, which falls under the 'tool' category as it relates to software components and security.

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Nine-year-old Linux kernel vulnerability RefluXFS discovered, impacting millions

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  1. Mastodon — mastodon.social TIER_1 English(EN) · [email protected] ·

    A critical Linux kernel vulnerability, RefluXFS (CVE-2026-64600), has lurked for nine years, allowing local attackers to gain root privileges with no kernel log

    A critical Linux kernel vulnerability, RefluXFS (CVE-2026-64600), has lurked for nine years, allowing local attackers to gain root privileges with no kernel logs. Discovered by Qualys with Anthropic's AI, this race condition affects millions of XFS systems and demands immediate p…