GSD-2021-1001306 usb: max-3421: Prevent corruption of freed memory
A use-after-free vulnerability in the Linux kernel's MAX3421 USB driver allows local attackers to cause memory corruption, potentially leading to code execution or system crashes.
- 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-2021-1001306?
GSD-2021-1001306 is an use after free vulnerability in Kernel, published on 3 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
usb: max-3421: Prevent corruption of freed memory
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 v5.4.136 by commit 863d071dbcd54dacf47192a1365faec46b7a68ca, it was introduced in version v3.16 by commit 2d53139f31626bad6f8983d8e519ddde2cbba921. For more details please see the references link.
Which versions are affected by GSD-2021-1001306?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001306?
No fix has been published for GSD-2021-1001306 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2021-1001306 being exploited?
There is no known exploitation of GSD-2021-1001306 in the wild and no public exploit code.