CVE-2021-46986

CVE-2021-46986: Linux kernel dwc3 gadget code flaw where freeing the gadget structure before endpoints are freed caused use-after-free/dangling-pointer issues. The description explains that dwc3_gadget_release() frees dwc->gadget upon device removal, but endpoints created by dwc3_gadget_init_e...

CVE-2021-46986 usb: dwc3: gadget: Free gadget structure only after freeing endpoints

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: gadget: Free gadget structure only after freeing endpoints As part of commit e81a7018d93a "usb: dwc3: allocate gadget structure dynamically" the dwc3gadgetrelease was added which will free the dwc-gadget structure upon...

CVE-2021-46980 usb: typec: ucsi: Retrieve all the PDOs instead of just the first 4

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Retrieve all the PDOs instead of just the first 4 commit 4dbc6a4ef06d "usb: typec: ucsi: save power data objects in PD mode" introduced retrieval of the PDOs when connected to a PD-capable source. But only the...

CVE-2021-46980

The CVE-2021-46980 item concerns Linux kernel USB Type-C UCSI: the code previously retrieved only the first 4 power data objects (PDOs) due to a 16-byte MESSAGE_IN limit. This could cause an out-of-bounds access in ucsi_psy_get_voltage_now() when a PD source advertises more than 4 PDOs (up to 7 a...

CVE-2021-46980 usb: typec: ucsi: Retrieve all the PDOs instead of just the first 4

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Retrieve all the PDOs instead of just the first 4 commit 4dbc6a4ef06d "usb: typec: ucsi: save power data objects in PD mode" introduced retrieval of the PDOs when connected to a PD-capable source. But only the...

CVE-2021-46980

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Retrieve all the PDOs instead of just the first 4 commit 4dbc6a4ef06d "usb: typec: ucsi: save power data objects in PD mode" introduced retrieval of the PDOs when connected to a PD-capable source. But only the...

CVE-2021-46941

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...

SUSE CVE-2021-46933

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Clear ffseventfd in ffsdataclear. ffsdataclear is indirectly called from both ffsfskillsb and ffsep0release, so it ends up being called twice when userland closes ep0 and then unmounts ffs. If userland provided ...

SUSE CVE-2021-46930

In the Linux kernel, the following vulnerability has been resolved: usb: mtu3: fix listhead check warning This is caused by uninitialization of listhead. BUG: KASAN: use-after-free in listdelentryvalid+0x34/0xe4 Call trace: dumpbacktrace+0x0/0x298 showstack+0x24/0x34 dumpstack+0x130/0x1a8...

CVE-2021-46933

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Clear ffseventfd in ffsdataclear. ffsdataclear is indirectly called from both ffsfskillsb and ffsep0release, so it ends up being called twice when userland closes ep0 and then unmounts ffs. If userland provided ...

DEBIAN-CVE-2021-46941

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...

CVE-2021-46941

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...

CVE-2021-46941

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...

CVE-2021-46941

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...

CVE-2021-46941

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...

UBUNTU-CVE-2021-46941

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...

CVE-2021-46941

CVE-2021-46941 concerns the Linux kernel usb dwc3 core. The description states the issue arises in the DRD mode switch sequence for the controller: missing CoreSoftReset before switching modes and missing Host/DGPU resets (GCTL.CoreSoftReset and DCTL.CSftRst) caused lockups on HiKey960 and simila...

CVE-2021-46941 usb: dwc3: core: Do core softreset when switch mode

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...

CVE-2021-46941 usb: dwc3: core: Do core softreset when switch mode

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Do core softreset when switch mode According to the programming guide, to switch mode for DRD controller, the driver needs to do the following. To switch from device to host: 1. Reset controller with...