GSD-2022-1007309 ext4: fix check for block being out of directory size

Not scored Published

A flaw in the ext4 filesystem's directory size check was fixed in the Linux kernel, potentially affecting local system stability or integrity.

Exploited in the wild
Not known
Login needed
Not stated
Attackable
Local or same network only
Victim action needed
Not stated
Fix
None listed

What is GSD-2022-1007309?

GSD-2022-1007309 is a vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network.

Official description

ext4: fix check for block being out of directory size

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 v5.10.150 by commit 483831ad0440f62c10d1707c97ce824bd82d98ae, it was introduced in version v5.10.137 by commit 1571c4613059fce2a02508bb8206af75e24c0d58. For more details please see the references link.

Which versions are affected by GSD-2022-1007309?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1007309?

No fix has been published for GSD-2022-1007309 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1007309 being exploited?

There is no known exploitation of GSD-2022-1007309 in the wild and no public exploit code.

Sources

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