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CVE-2025-21888: linux kernel from 5.13 (inclusive), before 6.12.18 (exclusive), from 6.13 (inclusive), before 6.13.6 (exclusive), 6.14…
CVE-2025-21888. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00193 (percentile 0.08477), scored 20-Oct-2026.
Affected technology
linux kernel · from 5.13 (inclusive), before 6.12.18 (exclusive)
linux
linux kernel · from 6.13 (inclusive), before 6.13.6 (exclusive)
linux
linux kernel · 6.14 · update rc1
linux
linux kernel · 6.14 · update rc2
linux
linux kernel · 6.14 · update rc3
linux
linux kernel · 6.14 · update rc4
linux
Linux · f18ec422311767738ef4033b61e91cae07163b22 to before 6e59f56161cccc437d665212d5c3ea3f1c3f5a1f, f18ec422311767738ef4033b61e91cae07163b22 to before 0bd34bdd468e93a779c403de3cf7d43ee633b3e0, f18ec422311767738ef4033b61e91cae07163b22 to before f1298cad47ae29828c5c5be77e733ccfcaef6a7f, f18ec422311767738ef4033b61e91cae07163b22 to before abc7b3f1f056d69a8f11d6dceecc0c9549ace770
Linux
Linux · 5.13
Linux
Component: Not specified by the source
File: drivers/infiniband/hw/mlx5/mr.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
- 0.00193 · percentile 0.08477 · 2026-10-20
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-21 16:14:50.830645+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-21 16:09:05.633125+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2025-21888.html