CVE-2022-49545

CVE-2022-49545 concerns the Linux kernel ALSA USB audio path: a race during closing a USB MIDI output substream where a pending work could access the released rawmidi runtime object. The fix cancels the pending work on substream close to prevent the access. Documented via multiple advisories and ...

CVE-2022-49545 ALSA: usb-audio: Cancel pending work at closing a MIDI substream

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Cancel pending work at closing a MIDI substream At closing a USB MIDI output substream, there might be still a pending work, which would eventually access the rawmidi runtime object that is being released. For...

CVE-2022-49501 usbnet: Run unregister_netdev() before unbind() again

In the Linux kernel, the following vulnerability has been resolved: usbnet: Run unregisternetdev before unbind again Commit 2c9d6c2b871d "usbnet: run unbind before unregisternetdev" sought to fix a use-after-free on disconnect of USB Ethernet adapters. It turns out that a different fix is necessa...

CVE-2022-49501 usbnet: Run unregister_netdev() before unbind() again

In the Linux kernel, the following vulnerability has been resolved: usbnet: Run unregisternetdev before unbind again Commit 2c9d6c2b871d "usbnet: run unbind before unregisternetdev" sought to fix a use-after-free on disconnect of USB Ethernet adapters. It turns out that a different fix is necessa...

CVE-2022-49501

In the Linux kernel, the following vulnerability has been resolved: usbnet: Run unregisternetdev before unbind again Commit 2c9d6c2b871d "usbnet: run unbind before unregisternetdev" sought to fix a use-after-free on disconnect of USB Ethernet adapters. It turns out that a different fix is necessa...

CVE-2022-49501

CVE-2022-49501 concerns the Linux kernel USB Ethernet (usbnet) path. The root cause is a use-after-free risk during disconnect caused by non-mirroring binding/unbinding order: usbnet_probe() binds then register_netdev(), whereas disconnect() previously unregisters before unbind(), leading to PHY ...

CVE-2022-49501 usbnet: Run unregister_netdev() before unbind() again

In the Linux kernel, the following vulnerability has been resolved: usbnet: Run unregisternetdev before unbind again Commit 2c9d6c2b871d "usbnet: run unbind before unregisternetdev" sought to fix a use-after-free on disconnect of USB Ethernet adapters. It turns out that a different fix is necessa...

CVE-2022-49398

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: gadget: Replace listforeachentrysafe if using giveback The listforeachentrysafe macro saves the current item n and the item after n+1, so that n can be safely removed without corrupting the list. However, when traversi...

CVE-2022-49313 drivers: usb: host: Fix deadlock in oxu_bus_suspend()

In the Linux kernel, the following vulnerability has been resolved: drivers: usb: host: Fix deadlock in oxubussuspend There is a deadlock in oxubussuspend, which is shown below: Thread 1 | Thread 2 | timeraction oxubussuspend | modtimer spinlockirq //1 | wait a time ... | oxuwatchdog deltimersync...

CVE-2022-49313

CVE-2022-49313 : Linux kernel patch fixes a deadlock in usb host oxu_bus_suspend(). The issue arises when oxu_bus_suspend() holds oxu->lock while waiting for a timer to stop via del_timer_sync(), but the timer handler also needs the same lock, causing a potential deadlock. The patch removes de...

CVE-2022-49313

In the Linux kernel, the following vulnerability has been resolved: drivers: usb: host: Fix deadlock in oxubussuspend There is a deadlock in oxubussuspend, which is shown below: Thread 1 | Thread 2 | timeraction oxubussuspend | modtimer spinlockirq //1 | wait a time ... | oxuwatchdog deltimersync...

CVE-2022-49313 drivers: usb: host: Fix deadlock in oxu_bus_suspend()

In the Linux kernel, the following vulnerability has been resolved: drivers: usb: host: Fix deadlock in oxubussuspend There is a deadlock in oxubussuspend, which is shown below: Thread 1 | Thread 2 | timeraction oxubussuspend | modtimer spinlockirq //1 | wait a time ... | oxuwatchdog deltimersync...

CVE-2022-49306

CVE-2022-49306 affects the Linux kernel USB subsystem (usb: dwc3: host). The issue arises from stop setting the ACPI companion for the DWC3 host; the sysdev pointer is now used when assigning ACPI companions to xHCI ports and USB devices. Assigning the ACPI companion previously could replace the ...

CVE-2022-49306

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: host: Stop setting the ACPI companion It is no longer needed. The sysdev pointer is now used when assigning the ACPI companions to the xHCI ports and USB devices. Assigning the ACPI companion here resulted in the...

CVE-2022-49306 usb: dwc3: host: Stop setting the ACPI companion

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: host: Stop setting the ACPI companion It is no longer needed. The sysdev pointer is now used when assigning the ACPI companions to the xHCI ports and USB devices. Assigning the ACPI companion here resulted in the...

CVE-2022-49301 staging: rtl8712: fix uninit-value in usb_read8() and friends

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix uninit-value in usbread8 and friends When r8712usbctrlvendorreq returns negative, 'data' in usbread8,16,32 will not be initialized. BUG: KMSAN: uninit-value in stringnocheck lib/vsprintf.c:643 inline BUG:...

CVE-2022-49302 USB: host: isp116x: check return value after calling platform_get_resource()

In the Linux kernel, the following vulnerability has been resolved: USB: host: isp116x: check return value after calling platformgetresource It will cause null-ptr-deref if platformgetresource returns NULL, we need check the return value...

CVE-2022-49302

CVE-2022-49302 affects the Linux kernel USB host isp116x driver. The vulnerability arises when code fails to check the return value of platform_get_resource(), which can lead to a null pointer dereference if the call returns NULL. The connected documents confirm the issue and state that the fix i...

CVE-2022-49302 USB: host: isp116x: check return value after calling platform_get_resource()

In the Linux kernel, the following vulnerability has been resolved: USB: host: isp116x: check return value after calling platformgetresource It will cause null-ptr-deref if platformgetresource returns NULL, we need check the return value...

CVE-2022-49302

In the Linux kernel, the following vulnerability has been resolved: USB: host: isp116x: check return value after calling platformgetresource It will cause null-ptr-deref if platformgetresource returns NULL, we need check the return value...