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CVE-2026-89742: Linux 4.6
CVE-2026-89742 affects azl3 kernel 6.6.152.1-1 on Azure Linux 3.0. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00164 (percentile 0.05239), scored 17-Oct-2026.
Affected technology
Linux · e8de370188d098bb49483c287b44925957c3c9b6 to before 00c5ed913b0dc563fbeb8a97ea8916c03bbbbf6a, e8de370188d098bb49483c287b44925957c3c9b6 to before fc79c07cdcde02c5b17633d78777de6ac2c14b29, e8de370188d098bb49483c287b44925957c3c9b6 to before 26ccfe7d69e27b0d933ae0a64a23a0cb9b9a85a6, e8de370188d098bb49483c287b44925957c3c9b6 to before bd8881c24a9520f9c3d3e855d866197f63e471a7, e8de370188d098bb49483c287b44925957c3c9b6 to before 9a9929ec875ff20922c90c96fd544ae8a2a61a8d, e8de370188d098bb49483c287b44925957c3c9b6 to before e6e925cc1f8067c65c7bec3da50a0ead3b3ef4e0, e8de370188d098bb49483c287b44925957c3c9b6 to before 211c68d817a3d9dc14c0026a59da7cac30f8147e, e8de370188d098bb49483c287b44925957c3c9b6 to before 5cbef379a94b161726c5f504598bf4791d45cedc
Linux
Linux · 4.6
Linux
Component: Not specified by the source
File: drivers/rapidio/devices/rio_mport_cdev.c
Attack conditions (Source advisory, 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. The description does not specify what an attacker can achieve beyond these rated impacts.
- Product
- azl3 kernel 6.6.152.1-1 on Azure Linux 3.0
- CCR priority
- 31.2 /100 (P4)
- CVSS 3.1
- 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00164 · percentile 0.05239 · 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-2026-89742.html