Threats Tagged 'cve-2026-89748'
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Threats Tagged 'cve-2026-89748'
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A vulnerability in the Linux kernel's tracing subsystem involving the simple ring buffer reader swap has been fixed. The issue arises from incorrect handling of a retry counter in simple_ring_buffer_swap_reader_page(), leading to potential corruption of the ring buffer due to improper update of reader bookkeeping and pointers. The fix ensures that only a negative retry counter is treated as exhaustion, returning the correct error code and preventing inconsistent state. Join the discussion | GCVE Database | 09/11/2026, 21:31:39 UTC Added: 09/12/2026, 00:42:30 UTC |
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