CVE-2022-50361

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> wifi: wilc1000: add missing unregister_netdev() in wilc_netdev_ifc_init()<br /> <br /> Fault injection test reports this issue:<br /> <br /> kernel BUG at net/core/dev.c:10731!<br /> invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI<br /> Call Trace:<br /> <br /> wilc_netdev_ifc_init+0x19f/0x220 [wilc1000 884bf126e9e98af6a708f266a8dffd53f99e4bf5]<br /> wilc_cfg80211_init+0x30c/0x380 [wilc1000 884bf126e9e98af6a708f266a8dffd53f99e4bf5]<br /> wilc_bus_probe+0xad/0x2b0 [wilc1000_spi 1520a7539b6589cc6cde2ae826a523a33f8bacff]<br /> spi_probe+0xe4/0x140<br /> really_probe+0x17e/0x3f0<br /> __driver_probe_device+0xe3/0x170<br /> driver_probe_device+0x49/0x120<br /> <br /> The root case here is alloc_ordered_workqueue() fails, but<br /> cfg80211_unregister_netdevice() or unregister_netdev() not be called in<br /> error handling path. To fix add unregister_netdev goto lable to add the<br /> unregister operation in error handling path.