{"id":"DEBIAN-CVE-2025-68306","details":"In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: btusb: mediatek: Fix kernel crash when releasing mtk iso interface  When performing reset tests and encountering abnormal card drop issues that lead to a kernel crash, it is necessary to perform a null check before releasing resources to avoid attempting to release a null pointer.  \u003c4\u003e[   29.158070] Hardware name: Google Quigon sku196612/196613 board (DT) \u003c4\u003e[   29.158076] Workqueue: hci0 hci_cmd_sync_work [bluetooth] \u003c4\u003e[   29.158154] pstate: 20400009 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) \u003c4\u003e[   29.158162] pc : klist_remove+0x90/0x158 \u003c4\u003e[   29.158174] lr : klist_remove+0x88/0x158 \u003c4\u003e[   29.158180] sp : ffffffc0846b3c00 \u003c4\u003e[   29.158185] pmr_save: 000000e0 \u003c4\u003e[   29.158188] x29: ffffffc0846b3c30 x28: ffffff80cd31f880 x27: ffffff80c1bdc058 \u003c4\u003e[   29.158199] x26: dead000000000100 x25: ffffffdbdc624ea3 x24: ffffff80c1bdc4c0 \u003c4\u003e[   29.158209] x23: ffffffdbdc62a3e6 x22: ffffff80c6c07000 x21: ffffffdbdc829290 \u003c4\u003e[   29.158219] x20: 0000000000000000 x19: ffffff80cd3e0648 x18: 000000031ec97781 \u003c4\u003e[   29.158229] x17: ffffff80c1bdc4a8 x16: ffffffdc10576548 x15: ffffff80c1180428 \u003c4\u003e[   29.158238] x14: 0000000000000000 x13: 000000000000e380 x12: 0000000000000018 \u003c4\u003e[   29.158248] x11: ffffff80c2a7fd10 x10: 0000000000000000 x9 : 0000000100000000 \u003c4\u003e[   29.158257] x8 : 0000000000000000 x7 : 7f7f7f7f7f7f7f7f x6 : 2d7223ff6364626d \u003c4\u003e[   29.158266] x5 : 0000008000000000 x4 : 0000000000000020 x3 : 2e7325006465636e \u003c4\u003e[   29.158275] x2 : ffffffdc11afeff8 x1 : 0000000000000000 x0 : ffffffdc11be4d0c \u003c4\u003e[   29.158285] Call trace: \u003c4\u003e[   29.158290]  klist_remove+0x90/0x158 \u003c4\u003e[   29.158298]  device_release_driver_internal+0x20c/0x268 \u003c4\u003e[   29.158308]  device_release_driver+0x1c/0x30 \u003c4\u003e[   29.158316]  usb_driver_release_interface+0x70/0x88 \u003c4\u003e[   29.158325]  btusb_mtk_release_iso_intf+0x68/0xd8 [btusb (HASH:e8b6 5)] \u003c4\u003e[   29.158347]  btusb_mtk_reset+0x5c/0x480 [btusb (HASH:e8b6 5)] \u003c4\u003e[   29.158361]  hci_cmd_sync_work+0x10c/0x188 [bluetooth (HASH:a4fa 6)] \u003c4\u003e[   29.158430]  process_scheduled_works+0x258/0x4e8 \u003c4\u003e[   29.158441]  worker_thread+0x300/0x428 \u003c4\u003e[   29.158448]  kthread+0x108/0x1d0 \u003c4\u003e[   29.158455]  ret_from_fork+0x10/0x20 \u003c0\u003e[   29.158467] Code: 91343000 940139d1 f9400268 927ff914 (f9401297) \u003c4\u003e[   29.158474] ---[ end trace 0000000000000000 ]--- \u003c0\u003e[   29.167129] Kernel panic - not syncing: Oops: Fatal exception \u003c2\u003e[   29.167144] SMP: stopping secondary CPUs \u003c4\u003e[   29.167158] ------------[ cut here ]------------","modified":"2026-08-27T22:48:52.451448987Z","published":"2025-12-16T16:16:10.137Z","upstream":["CVE-2025-68306"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2025-68306"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.12.63-1"}]}],"versions":["6.12.38-1","6.12.41-1","6.12.43-1","6.12.43-1~bpo12+1","6.12.48-1","6.12.57-1","6.12.57-1~bpo12+1","6.12.63-1~bpo12+1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-68306.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.17.11-1"}]}],"versions":["6.12.100-1","6.12.101-1","6.12.105-1","6.12.38-1","6.12.41-1","6.12.43-1","6.12.43-1~bpo12+1","6.12.48-1","6.12.57-1","6.12.57-1~bpo12+1","6.12.63-1","6.12.63-1~bpo12+1","6.12.69-1","6.12.69-1~bpo12+1","6.12.73-1","6.12.73-1~bpo12+1","6.12.74-1","6.12.74-2","6.12.74-2~bpo12+1","6.12.85-1","6.12.85-1~bpo12+1","6.12.86-1","6.12.86-1~bpo12+1","6.12.88-1","6.12.88-1~bpo12+1","6.12.90-1","6.12.90-1~bpo12+1","6.12.90-2","6.12.90-2~bpo12+1","6.12.94-1","6.12.94-1~bpo12+1","6.12.95-1","6.12.95-1~bpo12+1","6.12.96-1","6.13.10-1~exp1","6.13.11-1~exp1","6.13.2-1~exp1","6.13.3-1~exp1","6.13.4-1~exp1","6.13.5-1~exp1","6.13.6-1~exp1","6.13.7-1~exp1","6.13.8-1~exp1","6.13.9-1~exp1","6.13~rc6-1~exp1","6.13~rc7-1~exp1","6.14.3-1~exp1","6.14.5-1~exp1","6.14.6-1~exp1","6.15-1~exp1","6.15.1-1~exp1","6.15.2-1~exp1","6.15.3-1~exp1","6.15.4-1~exp1","6.15.5-1~exp1","6.15.6-1~exp1","6.15~rc7-1~exp1","6.16-1~exp1","6.16.1-1~exp1","6.16.10-1","6.16.11-1","6.16.12-1","6.16.12-1~bpo13+1","6.16.12-2","6.16.3-1","6.16.3-1~bpo13+1","6.16.5-1","6.16.6-1","6.16.7-1","6.16.8-1","6.16.9-1","6.16~rc7-1~exp1","6.17.10-1","6.17.2-1~exp1","6.17.5-1~exp1","6.17.6-1","6.17.7-1","6.17.7-2","6.17.8-1","6.17.8-1~bpo13+1","6.17.9-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-68306.json"}}],"schema_version":"1.9.0"}