CVE-2026-31637 | Linux Kernel up to 6.6.134/6.12.81/6.18.22/6.19.12 rxrpc rxkad_decrypt_ticket privilege escalation (WID-SEC-2026-1279)
A vulnerability classified as critical was found in Linux Kernel up to 6.6.134/6.12.81/6.18.22/6.19.12. Impacted is the function rxkad_decrypt_ticket of the component rxrpc. Such manipulation leads to privilege escalation.
This vulnerability is listed as CVE-2026-31637. The attack must be carried out from within the local network. There is no available exploit.
Upgrading the affected component is advised.