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CVE-2026-31609: linux kernel before 6.18.24 (exclusive), from 6.19 (inclusive), before 6.19.14 (exclusive), from 7.0 (inclusive)…
CVE-2026-31609. CVSS 3.1 base score 9.8 (CRITICAL, Source advisory). EPSS 0.00671 (percentile 0.50983), scored 15-Oct-2026.
Affected technology
linux kernel · before 6.18.24 (exclusive)
linux
linux kernel · from 6.19 (inclusive), before 6.19.14 (exclusive)
linux
linux kernel · from 7.0 (inclusive), before 7.0.1 (exclusive)
linux
Linux · cca0526ef2344cab6944d7f441fc24e152da031b to before a9940dcbe5cb92482c04efc7341039ddf7dbf607, 37b5c06956183b65e6808b509cf637632016cdf7 to before 22b7c1c619d808aec4cad3dc42103345e370d107, 21538121efe6c8c5b51c742fa02cbe820bc48714 to before f9a162c2bbcd0ac85bd07c5b37cf20286048b65c, 21538121efe6c8c5b51c742fa02cbe820bc48714 to before 27b7c3e916218b5eb2ee350211140e961bfc49be, 6.18.11 to before 6.18.24, 6.19.1 to before 6.19.14
Linux
Linux · 7.0
Linux
Component: Not specified by the source
File: fs/smb/client/smbdirect.c
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-415
- CCR priority
- 39.4 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00671 · percentile 0.50983 · 2026-10-15
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-16 16:55:38.548135+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-31609.html