GSD-2023-1000376 efi: random: combine bootloader provided RNG seed with RNG protocol output

Not scored Published

The Linux kernel failed to combine bootloader RNG seeds with protocol output, potentially weakening entropy sources during boot.

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

What is GSD-2023-1000376?

GSD-2023-1000376 is a vulnerability in Kernel, published on 17 Jan 2023.

Official description

efi: random: combine bootloader provided RNG seed with RNG protocol output

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 v6.0.19 by commit df201eb96a98e04d07abb419b3bf9222546e3831. For more details please see the references link.

Which versions are affected by GSD-2023-1000376?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2023-1000376?

No fix has been published for GSD-2023-1000376 yet. Limit exposure of the affected software until one is available.

Is GSD-2023-1000376 being exploited?

There is no known exploitation of GSD-2023-1000376 in the wild and no public exploit code.

Sources

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