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CVE-2024-50119

Description

In the Linux kernel, the following vulnerability has been resolved:cifs: fix warning when destroy 'cifs_io_request_pool'There's a issue as follows:WARNING: CPU: 1 PID: 27826 at mm/slub.c:4698 free_large_kmalloc+0xac/0xe0RIP: 0010:free_large_kmalloc+0xac/0xe0Call Trace: ? __warn+0xea/0x330 mempool_destroy+0x13f/0x1d0 init_cifs+0xa50/0xff0 [cifs] do_one_initcall+0xdc/0x550 do_init_module+0x22d/0x6b0 load_module+0x4e96/0x5ff0 init_module_from_file+0xcd/0x130 idempotent_init_module+0x330/0x620 __x64_sys_finit_module+0xb3/0x110 do_syscall_64+0xc1/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7fObviously, 'cifs_io_request_pool' is not created by mempool_create().So just use mempool_exit() to revert 'cifs_io_request_pool'.

POC

Reference

No PoCs from references.

Github

- https://github.com/fkie-cad/nvd-json-data-feeds