Get real-time updates on Telegram
CVE-2026-89799: Linux 4.6
CVE-2026-89799 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 0.05218), scored 20-Oct-2026.
Affected technology
Linux · d5a3b1f691865be576c2bffa708549b8cdccda19 to before e79a70c2e97ae36bbdd371f0ce88a525f7b49f01, d5a3b1f691865be576c2bffa708549b8cdccda19 to before 18c71e4b65ee60b8611fc071bdd7159f10185117, d5a3b1f691865be576c2bffa708549b8cdccda19 to before ccf481d73bce6e851cec364fe831c86fe66877cf, d5a3b1f691865be576c2bffa708549b8cdccda19 to before c4efdc1d4cb3e9183e41a1b2a5e0901dbbb31cdf, d5a3b1f691865be576c2bffa708549b8cdccda19 to before 15f1bd8574662f1b7b26aaa2e23ebf4066f0117d
Linux
Linux · 4.6
Linux
Component: Not specified by the source
Function: is
File: kernel/bpf/stackmap.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 0.05218 · 2026-10-20
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-20 16:56:29.772392+00:00 UTC
- GitHub Advisory Database · Source record · observed 2026-10-21 16:14:50.830645+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 2026-10-21 16:09:05.633125+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-89799.html