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CVE-2025-21814: linux kernel from 3.0 (inclusive), before 6.1.129 (exclusive), from 6.2 (inclusive), before 6.6.78 (exclusive), from…
CVE-2025-21814. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00253 (percentile 0.15706), scored 14-Oct-2026.
Affected technology
linux kernel · from 3.0 (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 · d94ba80ebbea17f036cecb104398fbcd788aa742 to before fdc1e72487781dd7705bcbe30878bee7d5d1f3e8, d94ba80ebbea17f036cecb104398fbcd788aa742 to before 9df3a9284f39bfd51a9f72a6a165c79e2aa5066b, d94ba80ebbea17f036cecb104398fbcd788aa742 to before 1334c64a5d1de6666e0c9f984db6745083df1eb4, d94ba80ebbea17f036cecb104398fbcd788aa742 to before 5d1041c76de656f9f8d5a192218039a9acf9bd00, d94ba80ebbea17f036cecb104398fbcd788aa742 to before 81846070cba17125a866e8023c01d3465b153339, d94ba80ebbea17f036cecb104398fbcd788aa742 to before 8441aea46445252df5d2eed6deb6d5246fc24002, d94ba80ebbea17f036cecb104398fbcd788aa742 to before 755caf4ee1c615ee5717862e427124370f46b1f3, d94ba80ebbea17f036cecb104398fbcd788aa742 to before fd53aa40e65f518453115b6f56183b0c201db26b
Linux
Linux · 3.0
Linux
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.6 to before *
Siemens
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.7 to before *
Siemens
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.6 to before *
Siemens
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.7 to before *
Siemens
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before *
Siemens
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.6 to before *
Siemens
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.7 to before *
Siemens
Component: Not specified by the source
File: drivers/ptp/ptp_clock.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.
- CWE
- CWE-476
- CCR priority
- 22.1 /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
- 0.00253 · percentile 0.15706 · 2026-10-14
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-15 09:24:28.011626+00:00 UTC
- GitHub Advisory Database · Source record · observed 2026-10-15 10:43:56.988652+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-15 09:18:22.406219+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2025-21814.html