CVE-2025-21924
Huawei Hns3 PTP Clock Unregister and Free Denial of Service Vulnerability
Description
In the Linux kernel, the following vulnerability has been resolved: net: hns3: make sure ptp clock is unregister and freed if hclge_ptp_get_cycle returns an error During the initialization of ptp, hclge_ptp_get_cycle might return an error and returned directly without unregister clock and free it. To avoid that, call hclge_ptp_destroy_clock to unregist and free clock if hclge_ptp_get_cycle failed.
INFO
Published Date :
April 1, 2025, 4:15 p.m.
Last Modified :
April 1, 2025, 8:26 p.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
Exploitability Score :
References to Advisories, Solutions, and Tools
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CVE-2025-21924.
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The following table lists the changes that have been made to the
CVE-2025-21924 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
Apr. 01, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: net: hns3: make sure ptp clock is unregister and freed if hclge_ptp_get_cycle returns an error During the initialization of ptp, hclge_ptp_get_cycle might return an error and returned directly without unregister clock and free it. To avoid that, call hclge_ptp_destroy_clock to unregist and free clock if hclge_ptp_get_cycle failed. Added Reference https://git.kernel.org/stable/c/21dba813d9821687a7f9aff576798ba21a859a32 Added Reference https://git.kernel.org/stable/c/2c04e507f3a5c5dc6e2b9ab37d8cdedee1ef1a37 Added Reference https://git.kernel.org/stable/c/33244e98aa9503585e585335fe2ceb4492630949 Added Reference https://git.kernel.org/stable/c/9cfc43c0e6e6a31122b4008d763a2960c206aa2d Added Reference https://git.kernel.org/stable/c/b7365eab39831487a84e63a9638209b68dc54008 Added Reference https://git.kernel.org/stable/c/b7d8d4529984e2d4a72a6d552fb886233e8e83cb
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-21924 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-2025-21924
weaknesses.