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CVE-2025-21838: linux kernel from 3.12 (inclusive), before 6.1.130 (exclusive), from 6.2 (inclusive), before 6.6.80 (exclusive), from…
CVE-2025-21838. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00208 (percentile 0.10171), scored 14-Oct-2026.
Affected technology
linux kernel · from 3.12 (inclusive), before 6.1.130 (exclusive)
linux
linux kernel · from 6.2 (inclusive), before 6.6.80 (exclusive)
linux
linux kernel · from 6.7 (inclusive), before 6.12.16 (exclusive)
linux
linux kernel · from 6.13 (inclusive), before 6.13.4 (exclusive)
linux
linux kernel · 6.14 · update rc1
linux
linux kernel · 6.14 · update rc2
linux
Linux · 5702f75375aa9ecf8ad3431aef3fe6ce8c8dbd15 to before e3bc1a9a67ce33a2e761e6e7b7c2afc6cb9b7266, 5702f75375aa9ecf8ad3431aef3fe6ce8c8dbd15 to before 859cb45aefa6de823b2fa7f229fe6d9562c9f3b7, 5702f75375aa9ecf8ad3431aef3fe6ce8c8dbd15 to before f894448f3904d7ad66fecef8f01fe0172629e091, 5702f75375aa9ecf8ad3431aef3fe6ce8c8dbd15 to before 97695b5a1b5467a4f91194db12160f56da445dfe, 5702f75375aa9ecf8ad3431aef3fe6ce8c8dbd15 to before 399a45e5237ca14037120b1b895bd38a3b4492ea
Linux
Linux · 3.12
Linux
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before *
Siemens
Component: Not specified by the source
File: drivers/usb/gadget/udc/core.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
- 22.1 /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
- 0.00208 · percentile 0.10171 · 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-2025-21838.html