GSD-2022-1006936 usb: mon: make mmapped memory read only
A local attacker with low privileges could exploit writable mmapped memory in the USB monitor to achieve privilege escalation or code execution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1006936?
GSD-2022-1006936 is a memory corruption vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
usb: mon: make mmapped memory read only
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 v6.0.1 by commit 08e2c70e549b77f5f3af9c76da00779d5756f997, it was introduced in version v2.6.21 by commit 6f23ee1fefdc1f80bd8a3ab04a1c41ab2dec14c9. For more details please see the references link.
Which versions are affected by GSD-2022-1006936?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006936?
No fix has been published for GSD-2022-1006936 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-2022-1006936 being exploited?
There is no known exploitation of GSD-2022-1006936 in the wild and no public exploit code.