GSD-2023-1000734 mmc: mxcmmc: fix return value check of mmc_add_host()

Not scored Published

Missing return value check in the MMC host driver could lead to a kernel crash or undefined behavior upon initialization 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-2023-1000734?

GSD-2023-1000734 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: mxcmmc: 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 v6.0.16 by commit d37474ab9a79149075f0823315c6d45dd983a78c, it was introduced in version v2.6.29 by commit d96be879ff469759af6d7fcebdb66237c18da6f8. For more details please see the references link.

Which versions are affected by GSD-2023-1000734?

1 open source package ship an affected version, including Kernel.

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2023-1000734?

No fix has been published for GSD-2023-1000734 yet. Limit exposure of the affected software until one is available.

Is GSD-2023-1000734 being exploited?

There is no known exploitation of GSD-2023-1000734 in the wild and no public exploit code.

Sources

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