CVE-2022-50522
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-07

Last updated on: 2026-03-17

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: mcb: mcb-parse: fix error handing in chameleon_parse_gdd() If mcb_device_register() returns error in chameleon_parse_gdd(), the refcount of bus and device name are leaked. Fix this by calling put_device() to give up the reference, so they can be released in mcb_release_dev() and kobject_cleanup().
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Meta Information
Published
2025-10-07
Last Modified
2026-03-17
Generated
2026-05-07
AI Q&A
2025-10-07
EPSS Evaluated
2026-05-05
NVD
CVE-2022-50522
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 4.10 (inc) to 4.14.303 (inc)
mcb mcb_parse *
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 in the Linux kernel's mcb component, specifically in the mcb-parse function chameleon_parse_gdd(). When the function mcb_device_register() returns an error, the reference counts for the bus and device name are not properly released, causing a reference count leak. The fix involves calling put_device() to release these references so they can be properly cleaned up later.


How can this vulnerability impact me? :

The vulnerability causes a reference count leak in the Linux kernel, which can lead to resource leaks. Over time, this may result in increased memory usage or resource exhaustion, potentially affecting system stability or performance.


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