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CVE-2026-89640: Linux 4.5
CVE-2026-89640. CVSS 3.1 base score 7.1 (HIGH, Source advisory). EPSS 0.00126 (percentile 0.02053), scored 15-Oct-2026.
Affected technology
Linux · 04b38d601239b4d9be641b412cf4b7456a041c67 to before f3d1ae1e6bc4a9f559185b6e7bd2b6375ec2fdd4, 04b38d601239b4d9be641b412cf4b7456a041c67 to before 7f62817fe049b0f3652518c1ba72631ec1e0a322, 04b38d601239b4d9be641b412cf4b7456a041c67 to before b098f5e5858797827666e6cd73033f52fc39b5f6, 04b38d601239b4d9be641b412cf4b7456a041c67 to before c2a0dcb5a7a1516aa6eb6d5cedca6a8e76527028, 04b38d601239b4d9be641b412cf4b7456a041c67 to before b057ca17b656345d04669cb87f2aff9b31d873db, 04b38d601239b4d9be641b412cf4b7456a041c67 to before 6c322f5cf7476ded7a9a20f7be72462065a03c68
Linux
Linux · 4.5
Linux
Component: Not specified by the source
File: fs/smb/client/cifsfs.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 7.1/10) rates confidentiality impact as none; integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 28.4 /100 (P4)
- CVSS 3.1
- 7.1 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H · Source advisory
- EPSS
- 0.00126 · percentile 0.02053 · 2026-10-15
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-16 20:20:42.059737+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-89640.html