Threats Tagged 'cve-2026-80993'
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Threats Tagged 'cve-2026-80993'
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A vulnerability in the Linux kernel's phylink component was resolved by improving validation of the PCS pointer returned by mac_select_pcs in the phylink_inband_caps function. The issue was that the code only checked if the PCS pointer was NULL, but mac_select_pcs could also return an error pointer, which was not properly handled. This could lead to a kernel panic due to dereferencing an invalid pointer. The fix uses the IS_ERR_OR_NULL macro to check for both NULL and error pointers, preventing the kernel panic. Join the discussion | GCVE Database | 09/11/2026, 21:31:23 UTC Added: 09/12/2026, 00:43:21 UTC |
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