CVE-2025-39830

MediumCVSS 5.5/10Last modified Oct 21, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path

In the error path of hws_pool_buddy_init(), the buddy allocator cleanup doesn't free the allocator structure itself, causing a memory leak.

Add the missing kfree() to properly release all allocated memory.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-401

Affected software

VendorProductVersions
LinuxLinux>= c61afff94373641695cc81999e9bb10408ea84d5, < 4ccdbf50dd88a2a7399409e68887dd8077f6a562; >= c61afff94373641695cc81999e9bb10408ea84d5, < 86d13a6f49cb68aa91bd718b1b627e72e77285c1; >= c61afff94373641695cc81999e9bb10408ea84d5, < 2c0a959bebdc1ada13cf9a8242f177c5400299e6
LinuxLinux6.12

References

Timeline

Published
Sep 16, 2025
Last modified
Oct 21, 2026
NVD status
Modified

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