CVE-2026-74404 | Linux Kernel up to 6.12.96/6.18.39/7.1.4 ccp snp_filter_reserved_mem_regions num_elements heap-based overflow

A vulnerability classified as very critical has been found in Linux Kernel up to 6.12.96/6.18.39/7.1.4. The impacted element is the function snp_filter_reserved_mem_regions of the component ccp. Performing a manipulation of the argument num_elements results in heap-based buffer overflow.

This vulnerability is known as CVE-2026-74404. Remote exploitation of the attack is possible. No exploit is available.

It is recommended to upgrade the affected component.