CVE-2025-21677 | Linux Kernel up to 6.12.10 drivers/net/pfcp.c pfcp_newlink iteration

CVE-2025-21677 | Linux Kernel up to 6.12.10 drivers/net/pfcp.c pfcp_newlink iteration

A vulnerability was found in Linux Kernel up to 6.12.10. It has been declared as problematic. This vulnerability affects the function pfcp_newlink in the library lib/ref_tracker.c of the file drivers/net/pfcp.c. The manipulation leads to excessive iteration. This vulnerability was named CVE-2025-21677. The attack needs to be done within the local network. There is no exploit available. It is recommended to upgrade the affected component.