A vulnerability was found in Linux Kernel up to 6.18.22/6.19.12. It has been classified as critical. This affects the function rxrpc_preparse_xdr_yfs_rxgk of the component rxrpc. This manipulation causes memory leak.

This vulnerability is registered as CVE-2026-31643. The attack requires access to the local network. No exploit is available.

Upgrading the affected component is recommended.