A flaw was found in the Linux kernel. There is a information leak due to uninitialized memory in __tipc_sendmsg() in net/tipc/socket.c.
Reference and upstream patch:
Created kernel tracking bugs for this issue:
Affects: fedora-all [bug 2046442]
This was fixed for Fedora with the 5.15.14 stable kernel updates.
Actual starting from v5.13-rc1 till v5.17-rc1.
Services notaffected per kernel analysis.