CVE-2025-68306

*** Pendiente de traducción *** In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> Bluetooth: btusb: mediatek: Fix kernel crash when releasing mtk iso interface<br /> <br /> When performing reset tests and encountering abnormal card drop issues<br /> that lead to a kernel crash, it is necessary to perform a null check<br /> before releasing resources to avoid attempting to release a null pointer.<br /> <br /> [ 29.158070] Hardware name: Google Quigon sku196612/196613 board (DT)<br /> [ 29.158076] Workqueue: hci0 hci_cmd_sync_work [bluetooth]<br /> [ 29.158154] pstate: 20400009 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)<br /> [ 29.158162] pc : klist_remove+0x90/0x158<br /> [ 29.158174] lr : klist_remove+0x88/0x158<br /> [ 29.158180] sp : ffffffc0846b3c00<br /> [ 29.158185] pmr_save: 000000e0<br /> [ 29.158188] x29: ffffffc0846b3c30 x28: ffffff80cd31f880 x27: ffffff80c1bdc058<br /> [ 29.158199] x26: dead000000000100 x25: ffffffdbdc624ea3 x24: ffffff80c1bdc4c0<br /> [ 29.158209] x23: ffffffdbdc62a3e6 x22: ffffff80c6c07000 x21: ffffffdbdc829290<br /> [ 29.158219] x20: 0000000000000000 x19: ffffff80cd3e0648 x18: 000000031ec97781<br /> [ 29.158229] x17: ffffff80c1bdc4a8 x16: ffffffdc10576548 x15: ffffff80c1180428<br /> [ 29.158238] x14: 0000000000000000 x13: 000000000000e380 x12: 0000000000000018<br /> [ 29.158248] x11: ffffff80c2a7fd10 x10: 0000000000000000 x9 : 0000000100000000<br /> [ 29.158257] x8 : 0000000000000000 x7 : 7f7f7f7f7f7f7f7f x6 : 2d7223ff6364626d<br /> [ 29.158266] x5 : 0000008000000000 x4 : 0000000000000020 x3 : 2e7325006465636e<br /> [ 29.158275] x2 : ffffffdc11afeff8 x1 : 0000000000000000 x0 : ffffffdc11be4d0c<br /> [ 29.158285] Call trace:<br /> [ 29.158290] klist_remove+0x90/0x158<br /> [ 29.158298] device_release_driver_internal+0x20c/0x268<br /> [ 29.158308] device_release_driver+0x1c/0x30<br /> [ 29.158316] usb_driver_release_interface+0x70/0x88<br /> [ 29.158325] btusb_mtk_release_iso_intf+0x68/0xd8 [btusb (HASH:e8b6 5)]<br /> [ 29.158347] btusb_mtk_reset+0x5c/0x480 [btusb (HASH:e8b6 5)]<br /> [ 29.158361] hci_cmd_sync_work+0x10c/0x188 [bluetooth (HASH:a4fa 6)]<br /> [ 29.158430] process_scheduled_works+0x258/0x4e8<br /> [ 29.158441] worker_thread+0x300/0x428<br /> [ 29.158448] kthread+0x108/0x1d0<br /> [ 29.158455] ret_from_fork+0x10/0x20<br /> [ 29.158467] Code: 91343000 940139d1 f9400268 927ff914 (f9401297)<br /> [ 29.158474] ---[ end trace 0000000000000000 ]---<br /> [ 29.167129] Kernel panic - not syncing: Oops: Fatal exception<br /> [ 29.167144] SMP: stopping secondary CPUs<br /> [ 29.167158] ------------[ cut here ]------------