Misinterpretation of mlx5_get_uars_page Return Value in Linux Kernel 5.15.13 and Earlier

Misinterpretation of mlx5_get_uars_page Return Value in Linux Kernel 5.15.13 and Earlier

CVE-2023-23006 · MEDIUM Severity

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

In the Linux kernel before 5.15.13, drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c misinterprets the mlx5_get_uars_page return value (expects it to be NULL in the error case, whereas it is actually an error pointer).

Learn more about our Cis Benchmark Audit For Distribution Independent Linux.