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CVE-2026-97566: Linux 5.13
CVE-2026-97566 affects azl3 kernel 6.6.157.1-1 on Azure Linux 3.0. CVSS 3.1 base score 3.3 (Microsoft Security Response Center). EPSS 0.002 (percentile 0.08955), scored 06-Oct-2026. Fixed version: 7.2.7-1. Fixed version: 6.12.112-r0. Fixed version: 6.18.53-r0.
Affected technology
Linux · 740d798e8767d8a449902b1a1bbc70facfce19b5 to before bacf23e7c9876c9f4170166b3597cb22ea3ed39b, 740d798e8767d8a449902b1a1bbc70facfce19b5 to before d4a67a880654e1bfe318a31bea0bdbb026a09ade, 740d798e8767d8a449902b1a1bbc70facfce19b5 to before 545616b4e7325be3c61fc082538cb06d14f7b1db, 740d798e8767d8a449902b1a1bbc70facfce19b5 to before 2ac7d6e620764f1fc79eb4edd3610a7a661981ca
Linux
Linux · 5.13
Linux
Component: Not specified by the source
File: net/mptcp/pm_kernel.c
Attack conditions (Microsoft Security Response Center, CVSS 3.1): Local · Low 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 low. The description does not specify what an attacker can achieve beyond these rated impacts.
- Product
- azl3 kernel 6.6.157.1-1 on Azure Linux 3.0
- CCR priority
- 13.2 /100 (P5)
- CVSS 3.1
- 3.3 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L · Microsoft Security Response Center
- EPSS
- 0.002 · percentile 0.09058 · 2026-10-11
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-11 23:42:05.235979+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 2026-10-08 08:57:13.774521+00:00 UTC
- OSV.dev · Source record · observed 2026-10-04 13:35:46.972631+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-97566.html