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CVE-2025-21832: linux kernel 5.17; +2 more affected products

CVE-2025-21832. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00191 (percentile 0.08209), scored 14-Oct-2026.

Affected technology

linux kernel · from 5.17.1 (inclusive), before 6.1.129 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.78 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.14 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.13.3 (exclusive)
linux

linux kernel · 5.17
linux

linux kernel · 5.17 · update rc3
linux

linux kernel · 5.17 · update rc4
linux

linux kernel · 5.17 · update rc5
linux

linux kernel · 5.17 · update rc6
linux

linux kernel · 5.17 · update rc7
linux

linux kernel · 5.17 · update rc8
linux

Linux · 3e1f941dd9f33776b3df4e30f741fe445ff773f3 to before 6c26619effb1b4cb7d20b4e666ab8f71f6a53ccb, 3e1f941dd9f33776b3df4e30f741fe445ff773f3 to before 84671b0630ccb46ae9f1f99a45c7d63ffcd6a474, 3e1f941dd9f33776b3df4e30f741fe445ff773f3 to before 68f16d3034a06661245ecd22f0d586a8b4e7c473, 3e1f941dd9f33776b3df4e30f741fe445ff773f3 to before a58f136bad29f9ae721a29d98c042fddbee22f77, 3e1f941dd9f33776b3df4e30f741fe445ff773f3 to before b13ee668e8280ca5b07f8ce2846b9957a8a10853
Linux

Linux · 5.17
Linux

SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before *
Siemens

Component: Not specified by the source
File: block/fops.c

Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required

Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. 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.

Published

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
0.00191 · percentile 0.08209 · 2026-10-14
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2025-21832.html