CVE-2023-54053

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> wifi: iwlwifi: pcie: fix possible NULL pointer dereference<br /> <br /> It is possible that iwl_pci_probe() will fail and free the trans,<br /> then afterwards iwl_pci_remove() will be called and crash by trying<br /> to access trans which is already freed, fix it.<br /> <br /> iwlwifi 0000:01:00.0: Detected crf-id 0xa5a5a5a2, cnv-id 0xa5a5a5a2<br /> wfpm id 0xa5a5a5a2<br /> iwlwifi 0000:01:00.0: Can&amp;#39;t find a correct rfid for crf id 0x5a2<br /> ...<br /> BUG: kernel NULL pointer dereference, address: 0000000000000028<br /> ...<br /> RIP: 0010:iwl_pci_remove+0x12/0x30 [iwlwifi]<br /> pci_device_remove+0x3e/0xb0<br /> device_release_driver_internal+0x103/0x1f0<br /> driver_detach+0x4c/0x90<br /> bus_remove_driver+0x5c/0xd0<br /> driver_unregister+0x31/0x50<br /> pci_unregister_driver+0x40/0x90<br /> iwl_pci_unregister_driver+0x15/0x20 [iwlwifi]<br /> __exit_compat+0x9/0x98 [iwlwifi]<br /> __x64_sys_delete_module+0x147/0x260