CVE-2025-39830

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.

CVSS 3.1

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

EPSS

0.2% chance of exploitation in the next 30 days; higher than 8% of CVEs (scores of 2026-10-25)

CWE

CWE-401

Published

2025-09-16

Modified

2026-10-21

Record from

the NVD, synced 2026-10-22

Affected

• linux:linux_kernel

References

• https://git.kernel.org/stable/c/2c0a959bebdc1ada13cf9a8242f177c5400299e6
• https://git.kernel.org/stable/c/4ccdbf50dd88a2a7399409e68887dd8077f6a562
• https://git.kernel.org/stable/c/86d13a6f49cb68aa91bd718b1b627e72e77285c1

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