CVE-2022-50761
Unknown Unknown - Not Provided
Memory Leak in Linux Kernel x86/xen Component Fixed

Publication date: 2025-12-24

Last updated on: 2025-12-24

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: x86/xen: Fix memory leak in xen_init_lock_cpu() In xen_init_lock_cpu(), the @name has allocated new string by kasprintf(), if bind_ipi_to_irqhandler() fails, it should be freed, otherwise may lead to a memory leak issue, fix it.
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Meta Information
Published
2025-12-24
Last Modified
2025-12-24
Generated
2026-06-16
AI Q&A
2025-12-24
EPSS Evaluated
2026-06-15
NVD
CVE-2022-50761
EUVD
EUVD-2022-55800
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
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Exploitability
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CWE ID Description
CWE-UNKNOWN
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Impact Analysis

The impact of this vulnerability is a memory leak in the Linux kernel, which could lead to increased memory usage over time and potentially degrade system performance or stability if the leak is significant and occurs repeatedly.

Executive Summary

This vulnerability is a memory leak in the Linux kernel's x86/xen code, specifically in the function xen_init_lock_cpu(). When the function kasprintf() allocates a new string for @name and the subsequent call to bind_ipi_to_irqhandler() fails, the allocated string is not freed, leading to a memory leak.

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