GSD-2022-1005366 RISC-V: Update user page mapping only once during start

Not scored Published

A potential security issue in the Linux Kernel RISC-V architecture regarding user page mapping updates during startup, with unproven impact.

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

What is GSD-2022-1005366?

GSD-2022-1005366 is a vulnerability in Kernel, published on 16 Sep 2022.

Official description

RISC-V: Update user page mapping only once during start

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 v5.19.2 by commit 099e15195daeafb0bd4912ff77844a9b21f0a1eb, it was introduced in version v5.18 by commit f5bfa23f576fdcc8e0b7fbff44cf70bd69ff9bdb. For more details please see the references link.

Which versions are affected by GSD-2022-1005366?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1005366?

No fix has been published for GSD-2022-1005366 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1005366 being exploited?

There is no known exploitation of GSD-2022-1005366 in the wild and no public exploit code.

Sources

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