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CVE-2026-23464

soc: microchip: mpfs: Fix memory leak in mpfs_sys_controller_probe() PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: soc: microchip: mpfs: Fix memory leak in mpfs_sys_controller_probe() In mpfs_sys_controller_probe(), if of_get_mtd_device_by_node() fails, the function returns immediately without freeing the allocated memory for sys_controller, leading to a memory leak. Fix this by jumping to the out_free label to ensure the memory is properly freed. Also, consolidate the error handling for the mbox_request_channel() failure case to use the same label.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 742aa6c563d29c367edbf0ef7236a7a853ed9be4 before da4b44c42f40501db35f5d0a6243708a061490a0; affected 742aa6c563d29c367edbf0ef7236a7a853ed9be4 before e3dd5cffba07de6574165a72851471cd42cc6d15; affected 742aa6c563d29c367edbf0ef7236a7a853ed9be4 before 17c84fb7cf3971cc621646185d785670e9530ca1; affected 742aa6c563d29c367edbf0ef7236a7a853ed9be4 before 5a741f8cc6fe62542f955cd8d24933a1b6589cbd
Linux / Linuxaffected 6.8; unaffected 0 before 6.8; unaffected 6.12.78 through 6.12.*; unaffected 6.18.20 through 6.18.*; unaffected 6.19.10 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References