GSD-2022-1005234 HID: mcp2221: prevent a buffer overflow in mcp_smbus_write()
A buffer overflow in the Linux kernel MCP2221 HID driver allows local attackers to potentially execute code or cause a system crash.
- 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-2022-1005234?
GSD-2022-1005234 is a memory corruption vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
HID: mcp2221: prevent a buffer overflow in mcp_smbus_write()
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 v5.19.2 by commit 3c0f8a59f2cc8841ee6653399a77f4f3e6e9a270, it was introduced in version v5.7 by commit 67a95c21463d066060b0f66d65a75d45bb386ffb. For more details please see the references link.
Which versions are affected by GSD-2022-1005234?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005234?
No fix has been published for GSD-2022-1005234 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1005234 being exploited?
There is no known exploitation of GSD-2022-1005234 in the wild and no public exploit code.