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CVE-2025-21892: linux kernel from 5.19.10 (inclusive), before 6.12.18 (exclusive), from 6.13 (inclusive), before 6.13.6 (exclusive)…
CVE-2025-21892. CVSS 3.1 base score 4.7 (MEDIUM, NVD). EPSS 0.00138 (percentile 0.02881), scored 20-Oct-2026.
Affected technology
linux kernel · from 5.19.10 (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 · 158e71bb69e368b8b33e8b7c4ac8c111da0c1ae2 to before 6088e11c9aed12ecc8df465bdd334e60b75999a9, 158e71bb69e368b8b33e8b7c4ac8c111da0c1ae2 to before 3e3bf255992cc02404e9d209b127c1c9944239cf, 158e71bb69e368b8b33e8b7c4ac8c111da0c1ae2 to before 1d2b84d8d054313deed2b2fcafe1168bbcb9e99f, 158e71bb69e368b8b33e8b7c4ac8c111da0c1ae2 to before d97505baea64d93538b16baf14ce7b8c1fbad746, d8f7bff9a42627d37f4ecffeb01e44db42167175, 5.19.10 to before 5.20
Linux
Linux · 6.0
Linux
Component: Not specified by the source
File: drivers/infiniband/hw/mlx5/umr.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 4.7/10) 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-362
- CCR priority
- 18.8 /100 (P5)
- CVSS 3.1
- 4.7 /10 · CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H · NVD
- EPSS
- 0.00138 · percentile 0.02881 · 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-2025-21892.html