CVE-2022-50742
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BaseFortify

Publication date: 2025-12-24

Last updated on: 2025-12-29

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: misc: ocxl: fix possible refcount leak in afu_ioctl() eventfd_ctx_put need to be called to put the refcount that gotten by eventfd_ctx_fdget when ocxl_irq_set_handler fails.
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Meta Information
Published
2025-12-24
Last Modified
2025-12-29
Generated
2026-05-07
AI Q&A
2025-12-24
EPSS Evaluated
2026-05-05
NVD
CVE-2022-50742
EUVD
EUVD-2022-55819
Affected Vendors & Products
Currently, no data is known.
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a possible reference count leak in the Linux kernel's ocxl driver, specifically in the afu_ioctl() function. When the ocxl_irq_set_handler function fails, the eventfd_ctx_put function needs to be called to properly decrement the reference count obtained by eventfd_ctx_fdget. Failure to do so can lead to a resource leak.


How can this vulnerability impact me? :

The impact of this vulnerability could be a resource leak in the Linux kernel, which may lead to increased memory usage or system instability over time if the reference counts are not properly managed.


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