CVE-2026-97416: Linux 4.16

CVE-2026-97416 affects azl3 kernel 6.6.157.1-1 on Azure Linux 3.0. CVSS 3.1 base score 4.1 (Microsoft Security Response Center). EPSS 0.00173 (percentile 0.06351), scored 24-Oct-2026. Fixed version: 9f37a6d6ae9e998232e2ba091ab4999cdf967e1b. Fixed version: e479236a8f4d85c4fb6b3f7c2556c21f583e2bf2. Fixed version: 322f891b4d4fe64acb3351a0ffa62a7fa5ba7256. Fixed version: 81a664ed8b1a44c76b204c4bd0d751317a02c5cd. Fixed version: 9740dd0c17a4be8cc47a06c5ca5293471a7e286e. Fixed version: 59f75e0c8724d4adebc08c7dd3ff2358b80c21f7. Fixed version: 18d32b0013efba19f7ad3e5b08d7aee813d604a6. Fixed version: 5.10.271. Fixed version: 5.15.222.

Affected technology

Linux · a6f93c71d412ba8ed743152c3a54ad0b78dcd9c7 to before 9f37a6d6ae9e998232e2ba091ab4999cdf967e1b, a6f93c71d412ba8ed743152c3a54ad0b78dcd9c7 to before e479236a8f4d85c4fb6b3f7c2556c21f583e2bf2, a6f93c71d412ba8ed743152c3a54ad0b78dcd9c7 to before 322f891b4d4fe64acb3351a0ffa62a7fa5ba7256, a6f93c71d412ba8ed743152c3a54ad0b78dcd9c7 to before 81a664ed8b1a44c76b204c4bd0d751317a02c5cd, a6f93c71d412ba8ed743152c3a54ad0b78dcd9c7 to before 9740dd0c17a4be8cc47a06c5ca5293471a7e286e, a6f93c71d412ba8ed743152c3a54ad0b78dcd9c7 to before 59f75e0c8724d4adebc08c7dd3ff2358b80c21f7, a6f93c71d412ba8ed743152c3a54ad0b78dcd9c7 to before 18d32b0013efba19f7ad3e5b08d7aee813d604a6
Linux

Linux · 4.16
Linux

Component: Not specified by the source
File: fs/btrfs/volumes.c

Attack conditions (Microsoft Security Response Center, CVSS 3.1): Local · High privileges required · No user interaction required

What an attacker can do

Microsoft Security Response Center’s CVSS 3.1 assessment 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 25-Oct-2026 10:20 UTC

Product: azl3 kernel 6.6.157.1-1 on Azure Linux 3.0
CCR priority: 16.4 /100 (P5)
CVSS 3.1: 4.1 /10 · CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H · Microsoft Security Response Center
EPSS: 0.00173 · percentile 0.06351 · 2026-10-24
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-24 15:09:16.138216+00:00 UTC
GitHub Advisory Database · Source record · observed 2026-10-04 06:01:24.332572+00:00 UTC
Microsoft MSRC Security Update Guide (CVRF) · Source record · observed 2026-10-04 07:08:49.022374+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-04 05:55:03.931280+00:00 UTC
OSV.dev · Source record · observed 2026-10-25 01:59:11.642217+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-97416.html