GSD-2021-1002392 net: tulip: de4x5: fix the problem that the array 'lp->phy[8]' may be out of bound
An out-of-bounds array access in the Tulip de4x5 network driver can lead to memory corruption, potentially causing system crashes or arbitrary code execution.
- 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-2021-1002392?
GSD-2021-1002392 is a memory corruption vulnerability in Kernel, published on 19 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: tulip: de4x5: fix the problem that the array 'lp->phy[8]' may be out of bound
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 v4.14.257 by commit d3dedaa5a601107cfedda087209772c76e364d58. For more details please see the references link.
Which versions are affected by GSD-2021-1002392?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002392?
No fix has been published for GSD-2021-1002392 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-2021-1002392 being exploited?
There is no known exploitation of GSD-2021-1002392 in the wild and no public exploit code.