Every Linux Distribution Shipped Since 2017 Vulnerable to New Copy.Fail Exploit

[fria]

A new exploit called copy.fail has emerged that can root just about any Linux distribution shipped since 2017 using just an unprivileged user account.

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This is a companion discussion topic for the original entry at https://www.privacyguides.org/news/2026/05/02/every-linux-distribution-shipped-since-2017-vulnerable-to-new-copy-fail-exploit

[privacy.slouchy]

@fria

The researchers say it’s also a container escape exploit since the page cache is shared across all processes on a system

That’s terrifying… time to make sure every piece of silicon I own is up-to-date