{"uuid": "2534da68-146b-4a8e-bdb1-ebe6ef0db456", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2022-49298", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/5420", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2022-49298\n\ud83d\udd25 CVSS Score: N/A\n\ud83d\udd39 Description: In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: rtl8712: fix uninit-value in r871xu_drv_init()\n\nWhen 'tmpU1b' returns from r8712_read8(padapter, EE_9346CR) is 0,\n'mac[6]' will not be initialized.\n\nBUG: KMSAN: uninit-value in r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541\n r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541\n usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396\n really_probe+0x653/0x14b0 drivers/base/dd.c:596\n __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752\n driver_probe_device drivers/base/dd.c:782 [inline]\n __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899\n bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427\n __device_attach+0x593/0x8e0 drivers/base/dd.c:970\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017\n bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487\n device_add+0x1fff/0x26e0 drivers/base/core.c:3405\n usb_set_configuration+0x37e9/0x3ed0 drivers/usb/core/message.c:2170\n usb_generic_driver_probe+0x13c/0x300 drivers/usb/core/generic.c:238\n usb_probe_device+0x309/0x570 drivers/usb/core/driver.c:293\n really_probe+0x653/0x14b0 drivers/base/dd.c:596\n __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752\n driver_probe_device drivers/base/dd.c:782 [inline]\n __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899\n bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427\n __device_attach+0x593/0x8e0 drivers/base/dd.c:970\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017\n bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487\n device_add+0x1fff/0x26e0 drivers/base/core.c:3405\n usb_new_device+0x1b8e/0x2950 drivers/usb/core/hub.c:2566\n hub_port_connect drivers/usb/core/hub.c:5358 [inline]\n hub_port_connect_change drivers/usb/core/hub.c:5502 [inline]\n port_event drivers/usb/core/hub.c:5660 [inline]\n hub_event+0x58e3/0x89e0 drivers/usb/core/hub.c:5742\n process_one_work+0xdb6/0x1820 kernel/workqueue.c:2307\n worker_thread+0x10b3/0x21e0 kernel/workqueue.c:2454\n kthread+0x3c7/0x500 kernel/kthread.c:377\n ret_from_fork+0x1f/0x30\n\nLocal variable mac created at:\n r871xu_drv_init+0x1771/0x3070 drivers/staging/rtl8712/usb_intf.c:394\n usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396\n\nKMSAN: uninit-value in r871xu_drv_init\nhttps://syzkaller.appspot.com/bug?id=3cd92b1d85428b128503bfa7a250294c9ae00bd8\n\ud83d\udccf Published: 2025-02-26T02:01:27.111Z\n\ud83d\udccf Modified: 2025-02-26T02:01:27.111Z\n\ud83d\udd17 References:\n1. https://git.kernel.org/stable/c/0b7371a22489cbb2e8e826ca03fb5ce92afb04fe\n2. https://git.kernel.org/stable/c/277faa442fe0c59f418ac53f47a78e1266addd65\n3. https://git.kernel.org/stable/c/a6535d00a9d54ce1c2a8d86a85001ffb6844f9b2\n4. https://git.kernel.org/stable/c/52a0d88c328098b4e9fb8f2f3877fec0eff4104b\n5. https://git.kernel.org/stable/c/ff727ab0b7d7a56b5ef281f12abd00c4b85894e9\n6. https://git.kernel.org/stable/c/f36e754a1f0bafb9feeea63463de78080acb6de0\n7. https://git.kernel.org/stable/c/76a964ad0ea8f2b10abd69a7532e174a28258283\n8. https://git.kernel.org/stable/c/70df04433fd351ba72bc635bd0b5fe443d9ac964\n9. https://git.kernel.org/stable/c/0458e5428e5e959d201a40ffe71d762a79ecedc4", "creation_timestamp": "2025-02-26T02:23:17.000000Z"}