GSD-2023-1001443 mmc: alcor: fix return value check of mmc_add_host()
A missing return value check in the Alcor MMC driver could lead to a kernel crash or undefined behavior upon host addition failure.
- 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-2023-1001443?
GSD-2023-1001443 is a vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
mmc: alcor: fix return value check of mmc_add_host()
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 v5.10.163 by commit 4a6e5d0222804a3eaf2ea4cf893f412e7cf98cb2, it was introduced in version v5.0 by commit c5413ad815a675b5c98a002353d8e96b44b164e9. For more details please see the references link.
Which versions are affected by GSD-2023-1001443?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001443?
No fix has been published for GSD-2023-1001443 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001443 being exploited?
There is no known exploitation of GSD-2023-1001443 in the wild and no public exploit code.