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CVE-2025-39830: linux kernel from 6.12 (inclusive), before 6.16.5 (exclusive), 6.17 · update rc1, 6.17 · update rc2 (+1 more affected…
CVE-2025-39830. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.0013 (percentile 0.02367), scored 19-Oct-2026.
Affected technology
linux kernel · from 6.12 (inclusive), before 6.16.5 (exclusive)
linux
linux kernel · 6.17 · update rc1
linux
linux kernel · 6.17 · update rc2
linux
linux kernel · 6.17 · update rc3
linux
Linux · c61afff94373641695cc81999e9bb10408ea84d5 to before 86d13a6f49cb68aa91bd718b1b627e72e77285c1, c61afff94373641695cc81999e9bb10408ea84d5 to before 2c0a959bebdc1ada13cf9a8242f177c5400299e6
Linux
Linux · 6.12
Linux
Component: Not specified by the source
File: drivers/net/ethernet/mellanox/mlx5/core/steering/hws/pool.c
Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required
Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
NVD’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high. Source advisory’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-401
- CCR priority
- 22.0 /100 (P4)
- CVSS 3.1
- 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · NVD
- EPSS
- 0.0013 · percentile 0.02367 · 2026-10-19
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-20 01:44:01.123206+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2025-39830.html