GSD-2022-1004277 filemap: Handle sibling entries in filemap_get_read_batch()

Not scored Published

A bug in the Linux Kernel filemap handling may cause issues, though specific security impact is unproven; kernel maintainers should apply the fix.

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-2022-1004277?

GSD-2022-1004277 is a vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

filemap: Handle sibling entries in filemap_get_read_batch()

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 v5.18.8 by commit a66f131d30e53000f08301776bf85c912ef47aad, it was introduced in version v5.12 by commit cbd59c48ae2bcadc4a7599c29cf32fd3f9b78251. For more details please see the references link.

Which versions are affected by GSD-2022-1004277?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1004277?

No fix has been published for GSD-2022-1004277 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1004277 being exploited?

There is no known exploitation of GSD-2022-1004277 in the wild and no public exploit code.

Sources

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