GSD-2021-1000621 net: fec: fix the potential memory leak in fec_enet_init()
A memory leak in the Linux Kernel FEC network driver can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1000621?
GSD-2021-1000621 is a denial of service vulnerability in Kernel, published on 4 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
net: fec: fix the potential memory leak in fec_enet_init()
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 v5.4.124 by commit 20255d41ac560397b6a07d8d87dcc5e2efc7672a, it was introduced in version v3.18 by commit 59d0f746564495c7f54526674deabfcf101236a1. For more details please see the references link.
Which versions are affected by GSD-2021-1000621?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000621?
No fix has been published for GSD-2021-1000621 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-2021-1000621 being exploited?
There is no known exploitation of GSD-2021-1000621 in the wild and no public exploit code.