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CVE-2026-31706: linux kernel from 5.15 (inclusive), before 6.12.84 (exclusive), from 6.13 (inclusive), before 6.18.25 (exclusive)…
CVE-2026-31706. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00631 (percentile 0.49311), scored 20-Oct-2026.
Affected technology
linux kernel · from 5.15 (inclusive), before 6.12.84 (exclusive)
linux
linux kernel · from 6.13 (inclusive), before 6.18.25 (exclusive)
linux
linux kernel · from 6.19 (inclusive), before 7.0.2 (exclusive)
linux
Linux · e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before ad7d18df7423c522ed9dc7e33bd5d54c66b1bc37, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 063a7409b0de46d7c770b65bb0338e6fdb3b1f0a, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 3e5360b422dd741cb315654a191fa73869a37414, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 59c32abaaec9cdd6164811c7e864e72f7554b82d, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 3e4e2ea2a781018ed5d75f969e3e5606beb66e48
Linux
Linux · 5.15
Linux
Component: Not specified by the source
File: fs/smb/server/smbacl.c
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 35.4 /100 (P4)
- CVSS 3.1
- 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00631 · percentile 0.49311 · 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-2026-31706.html