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CVE-2026-90002: Linux 3.15
CVE-2026-90002 affects azl3 kernel 6.6.150.1-1 on Azure Linux 3.0. CVSS 3.1 base score 7.8 (HIGH, Microsoft Security Response Center). EPSS 0.0017 (percentile 0.05758), scored 06-Oct-2026. Fixed version: 7.2.6-1. Fixed version: 6.12.112-r0. Fixed version: 6.18.53-r0.
Affected technology
Linux · 591dffdade9f07692a7dd3ed16830ec24e901ece to before 177cd8966325f0ffffa3c9381f9e0422019a3973, 591dffdade9f07692a7dd3ed16830ec24e901ece to before 83fd7eca5ab0d3ac3f23bff889175d847e21af06, 591dffdade9f07692a7dd3ed16830ec24e901ece to before cee8f286794df916553d8d445eac5c323ec5b0f8, 591dffdade9f07692a7dd3ed16830ec24e901ece to before 9100191e5acb2e5ea2313f436667bb5fce129f47
Linux
Linux · 3.15
Linux
Component: Not specified by the source
File: include/linux/ftrace.h, kernel/trace/ftrace.c, kernel/trace/trace.h, kernel/trace/trace_functions.c, kernel/trace/trace_stack.c
Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
A local attacker with low privileges could trigger a use-after-free error. Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not state a further attacker outcome.
- Product
- azl3 kernel 6.6.150.1-1 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/E:U · Microsoft Security Response Center
- EPSS
- 0.0017 · percentile 0.05835 · 2026-10-10
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-10 21:26:32.650893+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-2026-90002.html