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CVE-2025-21709: linux kernel from 6.8 (inclusive), before 6.13.2 (exclusive); +1 more affected products

CVE-2025-21709. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00201 (percentile 0.09345), scored 14-Oct-2026.

Affected technology

linux kernel · from 6.8 (inclusive), before 6.13.2 (exclusive)
linux

Linux · d2406291483775ecddaee929231a39c70c08fda2 to before 74c2471eb891a7dcb3874b21c106cda75f52be30, d2406291483775ecddaee929231a39c70c08fda2 to before da139948aeda677ac09cc0e7d837f8a314de7d55, d2406291483775ecddaee929231a39c70c08fda2 to before 64c37e134b120fb462fb4a80694bfb8e7be77b14
Linux

Linux · 6.8
Linux

Component: Not specified by the source
File: kernel/events/uprobes.c, kernel/fork.c

Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required

Attack conditions (NVD, 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 7.8/10) rates confidentiality, integrity and availability impact as high. 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.

Published

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
0.00201 · percentile 0.09345 · 2026-10-14
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2025-21709.html