GSD-2022-1008256 net: mdio: fix undefined behavior in bit shift for __mdiobus_register
Undefined behavior in bit shift within MDIO bus registration may cause unexpected kernel behavior, requiring a patch in the Linux Kernel.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1008256?
GSD-2022-1008256 is a vulnerability in Kernel, published on 8 Dec 2022.
Official description
net: mdio: fix undefined behavior in bit shift for __mdiobus_register
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 v4.19.265 by commit a3fafc974be37319679f36dc4e7cca7db1e02973, it was introduced in version v2.6.28 by commit 4fd5f812c23c7deee6425f4a318e85c317cd1d6c. For more details please see the references link.
Which versions are affected by GSD-2022-1008256?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1008256?
No fix has been published for GSD-2022-1008256 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1008256 being exploited?
There is no known exploitation of GSD-2022-1008256 in the wild and no public exploit code.