CVE-2022-49199 Information

Description

In the Linux kernel the following vulnerability has been resolved:

RDMA/nldev: Prevent underflow in nldev_stat_set_counter_dynamic_doit()

This code checks \index\ for an upper bound but it does not check for negatives. Change the type to unsigned to prevent underflows.

Reference

https://git.kernel.org/stable/c/2a495ef04d5f42e6f00eb2bec1ee9075e3d5a771 https://git.kernel.org/stable/c/87e0eacb176f9500c2063d140c0a1d7fa51ab8a5 https://git.kernel.org/stable/c/f6dd8669b8299a3a536cd92a7069152a7704da1d