GSD-2022-1005979 net: bgmac: Fix a BUG triggered by wrong bytes_compl
A bug in the bgmac network driver can trigger a kernel BUG, causing a denial of service for systems using this hardware.
- 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-2022-1005979?
GSD-2022-1005979 is a denial of service vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: bgmac: Fix a BUG triggered by wrong bytes_compl
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 v5.4.211 by commit ac6d4482f29ab992b605c1b4bd1347f1f679f4e4, it was introduced in version v4.1 by commit b38c83dd08665a93e439c4ffd9eef31bc098a6ea. For more details please see the references link.
Which versions are affected by GSD-2022-1005979?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005979?
No fix has been published for GSD-2022-1005979 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-2022-1005979 being exploited?
There is no known exploitation of GSD-2022-1005979 in the wild and no public exploit code.