Security · 2h ago
Linux 6.9 Fixes LUKS Suspend Key Leak, Boosts Security
A bug in Linux 6.9 caused LUKS disk-encryption keys to remain in memory during suspend, weakening security. The issue has been fixed in subsequent updates. Users should ensure they run a patched kernel to protect encrypted data.
Meridian48 take
The fix closes a subtle but serious vulnerability, highlighting the importance of rigorous memory management in encryption implementations.
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Since Linux 6.9, LUKS suspend stopped wiping disk-encryption keys from memory →
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