CVE-2026-72389 | Linux Kernel up to 7.2-rc1 STP br_stp_timer.c br_topology_change_detection use after free

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A vulnerability classified as very critical has been found in Linux Kernel up to 7.2-rc1. Affected is the function br_topology_change_detection of the file net/bridge/br_stp_timer.c of the component STP. Performing a manipulation results in use after free.

This vulnerability is known as CVE-2026-72389. Remote exploitation of the attack is possible. No exploit is available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More