CVE-2024-40940 Information

Description

In the Linux kernel the following vulnerability has been resolved:

net/mlx5: Fix tainted pointer delete is case of flow rules creation fail

In case of flow rule creation fail in mlx5_lag_create_port_sel_table() instead of previously created rules the tainted pointer is deleted deveral times. Fix this bug by using correct flow rules pointers.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Reference

https://git.kernel.org/stable/c/531eab2da27dd42d68dfb841d82e987f4a6738b8 https://git.kernel.org/stable/c/d857df86837ac1c30592e8a068204d16feac9930 https://git.kernel.org/stable/c/a03a3fa12769e25f4385bee587afe1445aee7f7a https://git.kernel.org/stable/c/229bedbf62b13af5aba6525ad10b62ad38d9ccb5