GSD-2022-1004760 irqchip/gic/realview: Fix refcount leak in realview_gic_of_init
A refcount leak in the Linux Kernel's realview GIC initialization can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1004760?
GSD-2022-1004760 is a memory corruption vulnerability in Kernel, published on 31 Jul 2022.
Official description
irqchip/gic/realview: Fix refcount leak in realview_gic_of_init
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 v5.4.200 by commit 56526c3883fc7a1f5898b1d40a02c8b8685a5d92, it was introduced in version v4.6 by commit 82b0a434b436f5da69ddd24bd6a6fa5dc4484310. For more details please see the references link.
Which versions are affected by GSD-2022-1004760?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004760?
No fix has been published for GSD-2022-1004760 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-2022-1004760 being exploited?
There is no known exploitation of GSD-2022-1004760 in the wild and no public exploit code.