CVE-2022-50761
x86/xen: Fix memory leak in xen_init_lock_cpu()
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.
INFO
Published Date :
Dec. 24, 2025, 1:16 p.m.
Last Modified :
Dec. 24, 2025, 1:16 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2022-50761
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Ensure allocated strings are freed if bind_ipi_to_irqhandler fails.
- Apply the fix to the xen_init_lock_cpu() function.
- Update the Linux kernel to the patched version.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-50761.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-50761 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-50761
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-50761 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-50761 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Dec. 24, 2025
Action Type Old Value New Value Added 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. Added Reference https://git.kernel.org/stable/c/07764d00c869a3390bd4f80412cc8b0e669e6c58 Added Reference https://git.kernel.org/stable/c/29198f667f4486f9e227e11faf1411fcf4c82a66 Added Reference https://git.kernel.org/stable/c/53ff99c76be611acea37d33133c9136969914865 Added Reference https://git.kernel.org/stable/c/70966d6b0f59f795b08a70adf5e4478348ecbfbb Added Reference https://git.kernel.org/stable/c/70e7f308d7a8e915c7fbc0f1d959968eab8000cd Added Reference https://git.kernel.org/stable/c/798fc3cf98ca07e448956f39295c5d686ab4b054 Added Reference https://git.kernel.org/stable/c/9278bdbb566656b3704704f8dd6cbc24a6fcc569 Added Reference https://git.kernel.org/stable/c/b44457b83a034efef58ffa5f3131d4615f1a9837 Added Reference https://git.kernel.org/stable/c/ca84ce153d887b1dc8b118029976cc9faf2a9b40