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Vulnerability of Linux kernel: memory leak via dwc3_pci_probe

Synthesis of the vulnerability 

An attacker can create a memory leak via dwc3_pci_probe() of the Linux kernel, in order to trigger a denial of service.
Impacted products: Linux, Ubuntu.
Severity of this bulletin: 1/4.
Creation date: 08/11/2019.
Références of this threat: CERTFR-2020-AVI-005, CERTFR-2020-AVI-046, CVE-2019-18813, USN-4225-1, USN-4225-2, USN-4226-1, VIGILANCE-VUL-30819.

Description of the vulnerability 

An attacker can create a memory leak via dwc3_pci_probe() of the Linux kernel, in order to trigger a denial of service.
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This vulnerability announce impacts software or systems such as Linux, Ubuntu.

Our Vigil@nce team determined that the severity of this cybersecurity threat is low.

The trust level is of type confirmed by the editor, with an origin of user shell.

An attacker with a expert ability can exploit this computer threat bulletin.

Solutions for this threat 

Linux kernel: version 5.3.11.
The version 5.3.11 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v5.x/

Linux kernel: version 4.19.84.
The version 4.19.84 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: patch for dwc3_pci_probe.
A patch is indicated in information sources.

Ubuntu: new linux-image-5.0.0 packages (07/01/2020).
New packages are available:
  Ubuntu 18.04 LTS: linux-image-azure 5.0.0.1028.39
  Ubuntu 19.04: linux-image-generic 5.0.0.38.40

Ubuntu: new linux-image-5.3.0 packages (07/01/2020).
New packages are available:
  Ubuntu 18.04 LTS: linux-image-generic-hwe-18.04 5.3.0.26.95, linux-image-azure-edge 5.3.0.1009.9
  Ubuntu 19.10: linux-image-generic 5.3.0.26.30

Wind River Linux: version 10.19.45.2.
The version 10.19.45.2 is fixed:
  https://support2.windriver.com/
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