CVE-2024-57804 Information

Description

In the Linux kernel the following vulnerability has been resolved:

scsi: mpi3mr: Fix corrupt config pages PHY state is switched in sysfs

The driver through the SAS transport exposes a sysfs interface to enable/disable PHYs in a controller/expander setup. When multiple PHYs are disabled and enabled in rapid succession the persistent and current config pages related to SAS IO unit/SAS Expander pages could get corrupted.

Use separate memory for each config request.

Reference

https://git.kernel.org/stable/c/711201a8b8334a397440ac0b859df0054e174bc9 https://git.kernel.org/stable/c/869fdc6f0606060301aef648231e186c7c542f5a