GSD-2021-1000254 mt76: mt7915: fix tx skb dma unmap
A memory corruption vulnerability in the mt76 mt7915 Wi-Fi driver allows attackers to cause denial of service or potentially execute code via crafted network traffic.
- 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-2021-1000254?
GSD-2021-1000254 is a memory corruption vulnerability in Kernel, published on 31 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
mt76: mt7915: fix tx skb dma unmap
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 v5.12.4 by commit e2cdc9cb33c5963efe1a7c022753386f9463d1b7, it was introduced in version v5.10 by commit 27d5c528a7ca08dcd44877fdd9fc08b76630bf77. For more details please see the references link.
Which versions are affected by GSD-2021-1000254?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000254?
No fix has been published for GSD-2021-1000254 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-2021-1000254 being exploited?
There is no known exploitation of GSD-2021-1000254 in the wild and no public exploit code.