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CVE-2025-21648: linux kernel 4.7; +5 more affected products
CVE-2025-21648. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00219 (percentile 0.11471), scored 14-Oct-2026.
Affected technology
linux kernel · from 4.7.1 (inclusive), before 5.10.234 (exclusive)
linux
linux kernel · from 5.11 (inclusive), before 5.15.177 (exclusive)
linux
linux kernel · from 5.16 (inclusive), before 6.1.125 (exclusive)
linux
linux kernel · from 6.2 (inclusive), before 6.6.72 (exclusive)
linux
linux kernel · from 6.7 (inclusive), before 6.12.10 (exclusive)
linux
linux kernel · 4.7
linux
linux kernel · 6.13 · update rc1
linux
linux kernel · 6.13 · update rc2
linux
linux kernel · 6.13 · update rc3
linux
linux kernel · 6.13 · update rc4
linux
linux kernel · 6.13 · update rc5
linux
linux kernel · 6.13 · update rc6
linux
Linux · 9cc1c73ad66610bffc80b691136ffc1e9a3b1a58 to before a965f7f0ea3ae61b9165bed619d5d6da02c75f80, 9cc1c73ad66610bffc80b691136ffc1e9a3b1a58 to before b1b2353d768f1b80cd7fe045a70adee576b9b338, 9cc1c73ad66610bffc80b691136ffc1e9a3b1a58 to before 5552b4fd44be3393b930434a7845d8d95a2a3c33, 9cc1c73ad66610bffc80b691136ffc1e9a3b1a58 to before d5807dd1328bbc86e059c5de80d1bbee9d58ca3d, 9cc1c73ad66610bffc80b691136ffc1e9a3b1a58 to before f559357d035877b9d0dcd273e0ff83e18e1d46aa, 9cc1c73ad66610bffc80b691136ffc1e9a3b1a58 to before b541ba7d1f5a5b7b3e2e22dc9e40e18a7d6dbc13
Linux
Linux · 4.7
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: net/netfilter/nf_conntrack_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
- 0.00219 · percentile 0.11471 · 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-2025-21648.html