CVE-2026-90379: Linux 4.16

CVE-2026-90379 affects azl3 kernel 6.6.150.1-1 on Azure Linux 3.0. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00375 (percentile 0.29915), scored 17-Oct-2026.

Affected technology

Linux · 17f1de56df051229988aab37e01971c9713c4a31 to before 670b3dc4e3713542a9f002d38fb9d1740b9e342b, 17f1de56df051229988aab37e01971c9713c4a31 to before f544bcba4721e1074e9bc6666f0ef4f8b96ddba8, 17f1de56df051229988aab37e01971c9713c4a31 to before 915672c5ae32deeb72f4572856d123f314791136
Linux

Linux · 4.16
Linux

Component: Not specified by the source
File: drivers/net/wireless/mediatek/mt76/dma.c, drivers/net/wireless/mediatek/mt76/mcu.c, drivers/net/wireless/mediatek/mt76/mt76_connac.h, drivers/net/wireless/mediatek/mt76/mt7921/mac.c, drivers/net/wireless/mediatek/mt76/mt7921/pci.c

Attack conditions (Source advisory, CVSS 3.1): Adjacent network · No 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.

Published 19-Oct-2026 10:36 UTC

Product: azl3 kernel 6.6.150.1-1 on Azure Linux 3.0
CCR priority: 35.3 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
EPSS: 0.00375 · percentile 0.29915 · 2026-10-17
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-18 12:55:59.341568+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 2026-10-19 10:33:46.008150+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-90379.html