GSD-2022-1004640 ext4: make variable "count" signed

Not scored Published

A signedness issue in the ext4 filesystem variable count was fixed in the Linux kernel, potentially preventing integer overflow errors.

Exploited in the wild
Not known
Login needed
Not stated
Attackable
Not stated
Victim action needed
Not stated
Fix
None listed

What is GSD-2022-1004640?

GSD-2022-1004640 is a vulnerability in Kernel, published on 31 Jul 2022.

Official description

ext4: make variable "count" signed

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 v5.10.124 by commit 0ca74dacfd478a9c03361b7512be48ea6b22e8a5, it was introduced in version v5.10.121 by commit da2f05919238c7bdc6e28c79539f55c8355408bb. For more details please see the references link.

Which versions are affected by GSD-2022-1004640?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1004640?

No fix has been published for GSD-2022-1004640 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1004640 being exploited?

There is no known exploitation of GSD-2022-1004640 in the wild and no public exploit code.

Sources

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