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CVE-2026-90321: Linux 2.6.28
CVE-2026-90321 affects azl3 kernel 6.6.150.1-1 on Azure Linux 3.0. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00174 (percentile 0.06458), scored 20-Oct-2026.
Affected technology
Linux · cf1d6c763fbcb115263114302485ad17e7933d87 to before 7dec19f6bafe4e1503007141c9f5eb7eb10e5578, cf1d6c763fbcb115263114302485ad17e7933d87 to before 8138d06e7a1d9a0b0481dc015c67b34e8bb60a58, cf1d6c763fbcb115263114302485ad17e7933d87 to before 3fd45b24879fa4885b66a582a6e47eda67f11310, cf1d6c763fbcb115263114302485ad17e7933d87 to before 8914a3330b72378136c2c02d6328a826f6abdad7
Linux
Linux · 2.6.28
Linux
Component: Not specified by the source
File: fs/ocfs2/inode.c, fs/ocfs2/xattr.c, fs/ocfs2/xattr.h
Attack conditions (Source advisory, CVSS 3.1): Local · No privileges required · 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:N/UI:R/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00174 · percentile 0.06458 · 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-2026-90321.html