GSD-2021-1000237 mt76: mt7915: fix memleak when mt7915_unregister_device()
A memory leak in the mt7915 wireless driver can lead to resource exhaustion and denial of service, requiring a kernel patch.
- 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-2021-1000237?
GSD-2021-1000237 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 memleak when mt7915_unregister_device()
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 d754c80ae82a662e692a82faad71b8c218cb7f52, it was introduced in version v5.12 by commit f285dfb98562e8380101095d168910df1d07d8be. For more details please see the references link.
Which versions are affected by GSD-2021-1000237?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000237?
No fix has been published for GSD-2021-1000237 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-2021-1000237 being exploited?
There is no known exploitation of GSD-2021-1000237 in the wild and no public exploit code.