GSD-2023-1001895 x86/i8259: Mark legacy PIC interrupts with IRQ_LEVEL

Not scored Published

A potential security issue in the Linux kernel's x86/i8259 interrupt handling was identified and patched, though specific impact remains unproven.

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

What is GSD-2023-1001895?

GSD-2023-1001895 is a vulnerability in Kernel, published on 13 Feb 2023.

Official description

x86/i8259: Mark legacy PIC interrupts with IRQ_LEVEL

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 v6.1.9 by commit 137f1b47da5f58805da42c1b7811e28c1e353f39, it was introduced in version v2.6.18 by commit a4633adcdbc15ac51afcd0e1395de58cee27cf92. For more details please see the references link.

Which versions are affected by GSD-2023-1001895?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2023-1001895?

No fix has been published for GSD-2023-1001895 yet. Limit exposure of the affected software until one is available.

Is GSD-2023-1001895 being exploited?

There is no known exploitation of GSD-2023-1001895 in the wild and no public exploit code.

Sources

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