CVE-2026-43421 | Linux Kernel up to 6.12.77/6.18.18/6.19.8 /sys/devices/virtual/ gether_attach_gadget null pointer dereference
A vulnerability classified as critical has been found in Linux Kernel up to 6.12.77/6.18.18/6.19.8. Affected by this issue is the function gether_attach_gadget of the file /sys/devices/virtual/. The manipulation leads to null pointer dereference.
This vulnerability is referenced as CVE-2026-43421. The attack needs to be initiated within the local network. No exploit is available.
It is recommended to upgrade the affected component.