An issue was discovered in the Linux kernel before 5.15.11. There is a memory leak in the __rds_conn_create() function in net/rds/connection.c in a certain combination of circumstances.
https://www.debian.org/security/2022/dsa-5096
https://www.debian.org/security/2022/dsa-5050
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
https://github.com/torvalds/linux/commit/5f9562ebe710c307adc5f666bf1a2162ee7977c0
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.11