Threats Tagged 'cve-2026-99040'
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Threats Tagged 'cve-2026-99040'
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A race condition vulnerability in the Linux kernel's key management subsystem was resolved. The flaw allowed a writer with write permission on a destination keyring to bypass keyring restrictions by exploiting a timing issue between restriction installation and key linking. This could result in unauthorized keys being linked despite reject-all restrictions. The issue was confirmed through repeated testing and fixed by reordering operations to ensure proper serialization of restriction checks with semaphore locking. Join the discussion | GCVE Database | 10/23/2026, 15:31:35 UTC Added: 10/23/2026, 18:43:26 UTC |
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