CVE-2026-43070 | Linux Kernel up to 6.18.20/6.19.10 bpf __mark_reg_known out-of-bounds

A vulnerability classified as critical was found in Linux Kernel up to 6.18.20/6.19.10. This issue affects the function __mark_reg_known of the component bpf. The manipulation results in out-of-bounds read.

This vulnerability is known as CVE-2026-43070. Access to the local network is required for this attack. No exploit is available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More