Threats Tagged 'ghsa-233m-c5r9-wq53'
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Threats Tagged 'ghsa-233m-c5r9-wq53'
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A vulnerability in the Linux kernel md subsystem was resolved involving an overflow check for the sb->bblog_shift value in the super_1_load() function. The issue arises because sb->bblog_shift, an 8-bit value loaded from disk, is used to shift a 64-bit sector value without proper overflow validation, potentially causing an overflow in badblocks_set() and subsequently in _badblocks_clear(). The fix involves adding an overflow check specifically in super_1_load() to prevent invalid shift values, simplifying the badblocks API by avoiding unnecessary general checks. Join the discussion | GCVE Database | 09/11/2026, 21:31:32 UTC Added: 09/12/2026, 00:42:58 UTC |
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