CVE-2022-49717: irqchip/apple-aic: Fix refcount leak in build_fiq_affinity
In the Linux kernel, the following vulnerability has been resolved:
irqchip/apple-aic: Fix refcount leak in buildfiqaffinity
offindnodebyphandle() returns a node pointer with refcount incremented, we should use ofnodeput() on it when not need anymore. Add missing ofnodeput() to avoid refcount leak.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2022-49717?
CVE-2022-49717 has been rated with a severity level that indicates a potential risk to system stability due to a refcount leak.
How do I fix CVE-2022-49717?
To fix CVE-2022-49717, you should apply the latest patches from the Linux kernel that address the refcount leak in irqchip/apple-aic.
Which versions of the Linux kernel are affected by CVE-2022-49717?
CVE-2022-49717 affects certain versions of the Linux kernel that include the buggy implementation of irqchip/apple-aic.
Is CVE-2022-49717 exploitable in production environments?
While CVE-2022-49717 may not have direct exploitation vectors, its refcount leak can affect system performance and stability, especially under high load.
What components of the Linux kernel are impacted by CVE-2022-49717?
CVE-2022-49717 specifically impacts the irqchip/apple-aic component within the Linux kernel.