CVE-2026-89557 | Linux Kernel up to 6.12.108/6.18.49/7.2.3 Badblocks block/badblocks.c super_1_load bblog_shift buffer overflow (Nessus ID 345363)

A vulnerability, which was classified as very critical, has been found in Linux Kernel up to 6.12.108/6.18.49/7.2.3. Affected by this issue is the function super_1_load of the file block/badblocks.c of the component Badblocks. This manipulation of the argument bblog_shift causes buffer overflow. This vulnerability is registered as CVE-2026-89557....