GSD-2021-1002442 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 denial of service or 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-2021-1002442?
GSD-2021-1002442 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 v5.4.164 by commit 77ff166909458646e66450e42909e0adacc99049. For more details please see the references link.
Which versions are affected by GSD-2021-1002442?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002442?
No fix has been published for GSD-2021-1002442 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-2021-1002442 being exploited?
There is no known exploitation of GSD-2021-1002442 in the wild and no public exploit code.