GSD-2023-1001590 drivers: mcb: fix resource leak in mcb_probe()
A resource leak in the Linux kernel MCB driver probe function can lead to memory exhaustion and 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-2023-1001590?
GSD-2023-1001590 is a denial of service vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
drivers: mcb: fix resource leak in mcb_probe()
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 v4.9.337 by commit 531ac7b911a962b3b29565dad6ea6b5c3fad3317, it was introduced in version v4.7 by commit 7bc364097a89a0a9a5e5e4989d6b3e6fb2027a9e. For more details please see the references link.
Which versions are affected by GSD-2023-1001590?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001590?
No fix has been published for GSD-2023-1001590 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-2023-1001590 being exploited?
There is no known exploitation of GSD-2023-1001590 in the wild and no public exploit code.