Threats Tagged 'ghsa-j4h7-w628-h5g3'
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Threats Tagged 'ghsa-j4h7-w628-h5g3'
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A vulnerability in the Linux kernel's netfilter nf_tables subsystem involves improper handling of expired catchall elements during insert and delete operations. Expired catchall elements become invisible to userspace dumps but still block re-insertion attempts, causing silent failures or errors. This can lead to stale entries persisting until garbage collection occurs, potentially causing catchall rules to stop matching unexpectedly. The issue affects the logic for detecting duplicates and deleting elements, resulting in inconsistent behavior between userspace visibility and kernel state. Join the discussion | GCVE Database | 10/18/2026, 18:31:50 UTC Added: 10/18/2026, 19:40:33 UTC |
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