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CVE-2025-21762: linux kernel from 4.4 (inclusive), before 5.4.291 (exclusive), from 5.5 (inclusive), before 5.10.235 (exclusive), from…
CVE-2025-21762. CVSS 3.1 base score 8.1 (HIGH, Source advisory). EPSS 0.00636 (percentile 0.49253), scored 14-Oct-2026.
Affected technology
linux kernel · from 4.4 (inclusive), before 5.4.291 (exclusive)
linux
linux kernel · from 5.5 (inclusive), before 5.10.235 (exclusive)
linux
linux kernel · from 5.11 (inclusive), before 5.15.179 (exclusive)
linux
linux kernel · from 5.16 (inclusive), before 6.1.129 (exclusive)
linux
linux kernel · from 6.2 (inclusive), before 6.6.79 (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 · 29a26a56803855a79dbd028cd61abee56237d6e5 to before 10f555e3f573d004ae9d89b3276abb58c4ede5c3, 29a26a56803855a79dbd028cd61abee56237d6e5 to before 307cd1e2d3cb1cbc6c40c679cada6d7168b18431, 29a26a56803855a79dbd028cd61abee56237d6e5 to before d9366ac2f956a1948b68c0500f84a3462ff2ed8a, 29a26a56803855a79dbd028cd61abee56237d6e5 to before f189654459423d4d48bef2d120b4bfba559e6039, 29a26a56803855a79dbd028cd61abee56237d6e5 to before e9f4dee534eb1b225b0a120395ad9bc2afe164d3, 29a26a56803855a79dbd028cd61abee56237d6e5 to before 01d1b5c9abcaff29a43f1d17a19c33eec92c7dbe, 29a26a56803855a79dbd028cd61abee56237d6e5 to before 2c331718d3389b6c5f6855078ab7171849e016bd, 29a26a56803855a79dbd028cd61abee56237d6e5 to before a42b69f692165ec39db42d595f4f65a4c8f42e44
Linux
Linux · 4.4
Linux
SIMATIC S7-1500 TM MFP - BIOS · 0 to before *
Siemens
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before *
Siemens
Component: Not specified by the source
File: net/ipv4/arp.c
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
Attack conditions (Source advisory, 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 8.1/10) rates confidentiality, integrity and availability impact as high. Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-416
- CCR priority
- 32.6 /100 (P4)
- CVSS 3.1
- 8.1 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00636 · percentile 0.49253 · 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-2025-21762.html