CVE-2025-21678 | Linux Kernel up to 5.15.176/6.1.126/6.6.73/6.12.10 drivers/net/gtp.c gtp_newlink iteration

CVE-2025-21678 | Linux Kernel up to 5.15.176/6.1.126/6.6.73/6.12.10 drivers/net/gtp.c gtp_newlink iteration

A vulnerability was found in Linux Kernel up to 5.15.176/6.1.126/6.6.73/6.12.10. It has been classified as problematic. This affects the function gtp_newlink in the library lib/ref_tracker.c of the file drivers/net/gtp.c. The manipulation leads to excessive iteration. This vulnerability is uniquely identified as CVE-2025-21678. The attack can only be initiated within the local network. There is no exploit available. It is recommended to upgrade the affected component.