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CVE-2026-89634: Linux 6.1
CVE-2026-89634. CVSS 3.1 base score 9.1 (CRITICAL, Source advisory). EPSS 0.00693 (percentile 0.51968), scored 17-Oct-2026.
Affected technology
Linux · 76894f3e2f71177747b8b4763fb180e800279585 to before 2b4a25baa0b936fef6915c0459925077b324ecaf, 76894f3e2f71177747b8b4763fb180e800279585 to before b89d678f9eafcf8d74885983166ba26b40a04ea0, 76894f3e2f71177747b8b4763fb180e800279585 to before 657372ba6ea50b4474d2a6a610097eae8cd1f3e9, 76894f3e2f71177747b8b4763fb180e800279585 to before 1f824f61d1df52392eaf0b74dfa5659d724fde30, 76894f3e2f71177747b8b4763fb180e800279585 to before 62a3025983c8c735a3c6fc85a59316f31b59af07, 76894f3e2f71177747b8b4763fb180e800279585 to before 62656b024efc21c3230eade1a847f25871c3d2bb, 2d046892a493d9760c35fdaefc3017f27f91b621, 6.0.16 to before 6.1
Linux
Linux · 6.1
Linux
Component: Not specified by the source
File: fs/smb/client/smb2file.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 9.1/10) rates confidentiality and availability impact as high; integrity impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 36.6 /100 (P4)
- CVSS 3.1
- 9.1 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H · Source advisory
- EPSS
- 0.00693 · percentile 0.51968 · 2026-10-17
- KEV
- no
Provenance
- 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-2026-89634.html