CVE-2022-49719: irqchip/gic/realview: Fix refcount leak in realview_gic_of_init
In the Linux kernel, the following vulnerability has been resolved:
irqchip/gic/realview: Fix refcount leak in realviewgicofinit
offindmatchingnodeandmatch() 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-2022-49719?
CVE-2022-49719 has a severity rating of medium due to the potential for a reference count leak in the Linux kernel.
How do I fix CVE-2022-49719?
To fix CVE-2022-49719, you should update your Linux kernel to a version that includes the patch addressing this refcount leak.
What versions of the Linux kernel are affected by CVE-2022-49719?
CVE-2022-49719 affects multiple versions of the Linux kernel from 4.6 to 5.19-rc2.
What component of the Linux kernel is impacted by CVE-2022-49719?
CVE-2022-49719 impacts the IRQ chip functionality specifically related to RealView GIC initialization.
Is CVE-2022-49719 exploitative in nature?
While CVE-2022-49719 is categorized as a reference count leak, it is not inherently exploitative but can potentially lead to other issues in a vulnerable environment.