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CVE-2026-90042: Linux 6.6
CVE-2026-90042 affects azl3 kernel 6.6.150.1-1 on Azure Linux 3.0. CVSS 3.1 base score 9.8 (msrc). EPSS 0.00502 (percentile 0.41104), scored 09-Oct-2026.
Affected technology
Linux · 457117f077c6749d1e28469eae91fb69c9806768 to before 93729594af506557a86f8b603be7ac5f3370eeca, 457117f077c6749d1e28469eae91fb69c9806768 to before 110747ff535e3d98ac17d68dbd056bb6ef000e23, 457117f077c6749d1e28469eae91fb69c9806768 to before 3b467c68803d7c7e82678289e598afd44faa6101, 457117f077c6749d1e28469eae91fb69c9806768 to before e939fc6a7bd969a58a150b7f188c1047138403e3
Linux
Linux · 6.6
Linux
Component: Not specified by the source
File: fs/ceph/crypto.c, fs/ceph/mds_client.c
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 9.8/10) 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
- 39.3 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00502 · percentile 0.41647 · 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-2026-90042.html