CVE-2025-71064
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2026-01-13

Last updated on: 2026-01-19

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: net: hns3: using the num_tqps in the vf driver to apply for resources Currently, hdev->htqp is allocated using hdev->num_tqps, and kinfo->tqp is allocated using kinfo->num_tqps. However, kinfo->num_tqps is set to min(new_tqps, hdev->num_tqps); Therefore, kinfo->num_tqps may be smaller than hdev->num_tqps, which causes some hdev->htqp[i] to remain uninitialized in hclgevf_knic_setup(). Thus, this patch allocates hdev->htqp and kinfo->tqp using hdev->num_tqps, ensuring that the lengths of hdev->htqp and kinfo->tqp are consistent and that all elements are properly initialized.
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Meta Information
Published
2026-01-13
Last Modified
2026-01-19
Generated
2026-05-06
AI Q&A
2026-01-14
EPSS Evaluated
2026-05-05
NVD
CVE-2025-71064
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability occurs in the Linux kernel's hns3 network driver where resource allocation for transmit queue pairs (tqps) is inconsistent. Specifically, the driver uses different values to allocate arrays for hdev->htqp and kinfo->tqp, leading to some elements in hdev->htqp remaining uninitialized. This happens because kinfo->num_tqps is set to the minimum of new_tqps and hdev->num_tqps, which can be smaller than hdev->num_tqps. The patch fixes this by allocating both arrays using hdev->num_tqps, ensuring all elements are properly initialized.


How can this vulnerability impact me? :

The impact of this vulnerability is that uninitialized elements in the hdev->htqp array could lead to unpredictable behavior in the network driver, potentially causing system instability, crashes, or security issues related to improper resource handling. However, specific impacts such as remote code execution or data leakage are not detailed.


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