GSD-2021-1001029 usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled
A bug in the Linux kernel USB driver causes initialization failure when a specific PHY is disabled, potentially leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1001029?
GSD-2021-1001029 is a denial of service vulnerability in Kernel, published on 30 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.11 by commit d8dd3754e707104a34f8ec595034d503ea8871a2, it was introduced in version v5.8 by commit 013af227f58a97ffc61b99301f8f4448dc7e7f55. For more details please see the references link.
Which versions are affected by GSD-2021-1001029?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001029?
No fix has been published for GSD-2021-1001029 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2021-1001029 being exploited?
There is no known exploitation of GSD-2021-1001029 in the wild and no public exploit code.