CVE-2023-53080 Information

Description

In the Linux kernel the following vulnerability has been resolved:

xsk: Add missing overflow check in xdp_umem_reg

The number of chunks can overflow u32. Make sure to return -EINVAL on overflow. Also remove a redundant u32 cast assigning umem->npgs.

Reference

https://git.kernel.org/stable/c/3cfc3564411acf96bf2fb791f706a1aa4f872c1d https://git.kernel.org/stable/c/580634b03a55f04a3c1968bcbd97736c079c6601 https://git.kernel.org/stable/c/a069909acc4435eeb41d05ccc03baa447cc01b7e https://git.kernel.org/stable/c/bb2e3bfb2a79db0c2057c6f701b782954394c67f https://git.kernel.org/stable/c/c7df4813b149362248d6ef7be41a311e27bf75fe