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CVE-2026-89750: Linux 6.4
CVE-2026-89750 affects azl3 kernel 6.6.150.1-1 on Azure Linux 3.0. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00163 (percentile 0.0516), scored 17-Oct-2026.
Affected technology
Linux · 7235759084a4f8524a46bd2638885ff3b34ce279 to before 33ce55b368b64d65941867add00e7f288cbb8234, 7235759084a4f8524a46bd2638885ff3b34ce279 to before 63b39e49a4c9d68e010e96b26fc7374f0864f2b1, 7235759084a4f8524a46bd2638885ff3b34ce279 to before 25a0758cf6bdbfddac2be71124c9bd0692f4b0b1, 7235759084a4f8524a46bd2638885ff3b34ce279 to before b799f67119aff179719a0b1e12441ebbdaaf62f9, 7235759084a4f8524a46bd2638885ff3b34ce279 to before 390f6bd8583d177029d9df4bea6667509e55a765
Linux
Linux · 6.4
Linux
Component: Not specified by the source
File: kernel/trace/trace_events_user.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 6.6.150.1-1 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 · Source advisory
- EPSS
- 0.00163 · percentile 0.0516 · 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-2026-89750.html