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MikroTik RouterOS up to 6.41.2/6.42rc26 SMB memory corruption

A vulnerability classified as critical has been found in MikroTik RouterOS up to 6.41.2/6.42rc26 (Router Operating System). This affects an unknown functionality of the component SMB. Upgrading to version 6.41.3 or 6.42rc27 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. Attack attempts may be identified with Snort ID 46076.