CVE-2024-57804: scsi: mpi3mr: Fix corrupt config pages PHY state is switched in sysfs

First published: Sat Jan 11 2025(Updated: )

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.

Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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