GSD-2022-1003954 nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling

Not scored Published

Memory leaks in the Linux kernel NFC driver can lead to resource exhaustion and denial of service.

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-2022-1003954?

GSD-2022-1003954 is a memory corruption vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network.

Official description

nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling

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 v4.14.283 by commit d221ce54ce331c1a23be71eebf57f6a088632383, it was introduced in version v4.0 by commit 26fc6c7f02cb26c39c4733de3dbc3c0646fc1074. For more details please see the references link.

Which versions are affected by GSD-2022-1003954?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1003954?

No fix has been published for GSD-2022-1003954 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is GSD-2022-1003954 being exploited?

There is no known exploitation of GSD-2022-1003954 in the wild and no public exploit code.

Sources

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