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CVE-2025-38686: linux kernel from 6.8 (inclusive), before 6.12.43 (exclusive), from 6.13 (inclusive), before 6.15.11 (exclusive), from…
CVE-2025-38686. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00159 (percentile 0.04625), scored 19-Oct-2026.
Affected technology
linux kernel · from 6.8 (inclusive), before 6.12.43 (exclusive)
linux
linux kernel · from 6.13 (inclusive), before 6.15.11 (exclusive)
linux
linux kernel · from 6.16 (inclusive), before 6.16.2 (exclusive)
linux
linux kernel · 6.17 · update rc1
linux
Linux · adef440691bab824e39c1b17382322d195e1fab0 to before bb81c18dbd42650c844e160cafa7cbb20243a96a, adef440691bab824e39c1b17382322d195e1fab0 to before 1202abad7a7ccd28c426d2844771a387b07629a4, adef440691bab824e39c1b17382322d195e1fab0 to before 7f1101a0a181243ad587ececdffc4845f035549f, adef440691bab824e39c1b17382322d195e1fab0 to before aba6faec0103ed8f169be8dce2ead41fcb689446
Linux
Linux · 6.8
Linux
Component: Not specified by the source
File: mm/userfaultfd.c
Attack conditions (NVD, 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. The description does not specify what an attacker can achieve beyond these rated impacts.
- 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
- 0.00159 · percentile 0.04625 · 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-2025-38686.html