CVE-2024-23849

net/rds: Fix UBSAN: array-index-out-of-bounds in rds_cmsg_recv

References

• https://lore.kernel.org/netdev/CALGdzuoVdq-wtQ4Az9iottBqC5cv9ZhcE5q8N7LfYFvkRsOVcw@mail.gmail.com/
• https://lore.kernel.org/netdev/1705715319-19199-1-git-send-email-sharath.srinivasan%40oracle.com/

Notes

 carnil> For 6.7.y fixed as well in 6.7.3.
 carnil> Issue introduced with 3289025aedc0 ("RDS: add receive message
 carnil> trace used by application").

Bugs

Status