cve-2024-38572
Vulnerability from cvelistv5
Published
2024-06-19 13:35
Modified
2024-09-11 17:34
Severity
Summary
wifi: ath12k: fix out-of-bound access of qmi_invoke_handler()
References
SourceURLTags
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/95575de7dede7b1ed3b9718dab9dda97914ea775
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a1abdb63628b04855a929850772de97435ed1555
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b48d40f5840c505b7af700594aa8379eec28e925
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e1bdff48a1bb4a4ac660c19c55a820968c48b3f2
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
Show details on NVD website

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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix out-of-bound access of qmi_invoke_handler()\n\nCurrently, there is no terminator entry for ath12k_qmi_msg_handlers hence\nfacing below KASAN warning,\n\n ==================================================================\n BUG: KASAN: global-out-of-bounds in qmi_invoke_handler+0xa4/0x148\n Read of size 8 at addr ffffffd00a6428d8 by task kworker/u8:2/1273\n\n CPU: 0 PID: 1273 Comm: kworker/u8:2 Not tainted 5.4.213 #0\n Workqueue: qmi_msg_handler qmi_data_ready_work\n Call trace:\n  dump_backtrace+0x0/0x20c\n  show_stack+0x14/0x1c\n  dump_stack+0xe0/0x138\n  print_address_description.isra.5+0x30/0x330\n  __kasan_report+0x16c/0x1bc\n  kasan_report+0xc/0x14\n  __asan_load8+0xa8/0xb0\n  qmi_invoke_handler+0xa4/0x148\n  qmi_handle_message+0x18c/0x1bc\n  qmi_data_ready_work+0x4ec/0x528\n  process_one_work+0x2c0/0x440\n  worker_thread+0x324/0x4b8\n  kthread+0x210/0x228\n  ret_from_fork+0x10/0x18\n\n The address belongs to the variable:\n  ath12k_mac_mon_status_filter_default+0x4bd8/0xfffffffffffe2300 [ath12k]\n [...]\n ==================================================================\n\nAdd a dummy terminator entry at the end to assist the qmi_invoke_handler()\nin traversing up to the terminator entry without accessing an\nout-of-boundary index.\n\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1"
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