GSD-2021-1000990 net: cdc_eem: fix tx fixup skb leak
A memory leak in the Linux kernel CDC EEM driver can lead to resource 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-2021-1000990?
GSD-2021-1000990 is a memory corruption vulnerability in Kernel, published on 30 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: cdc_eem: fix tx fixup skb leak
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 v5.10.46 by commit 05b2b9f7d24b5663d9b47427fe1555bdafd3ea02, it was introduced in version v2.6.30 by commit 9f722c0978b04acba209f8ca1896ad05814bc3a3. For more details please see the references link.
Which versions are affected by GSD-2021-1000990?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000990?
No fix has been published for GSD-2021-1000990 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-2021-1000990 being exploited?
There is no known exploitation of GSD-2021-1000990 in the wild and no public exploit code.