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CVE-2026-89633: Linux 2.6.12
CVE-2026-89633. CVSS 3.1 base score 9.8 (CRITICAL, Source advisory). EPSS 0.00475 (percentile 0.39476), scored 14-Oct-2026.
Affected technology
Linux · e4eb295d38b57f4d4b956942a48887eb252d97c6 to before 36d01415d881d5326a0dd3384f781cd7e69aff2d, e4eb295d38b57f4d4b956942a48887eb252d97c6 to before 672cf86aa6aa0fb4012ce4c3b3498df42ad67a4e, e4eb295d38b57f4d4b956942a48887eb252d97c6 to before 033bc80019f07d158630df4e69b19a49010f54f1, e4eb295d38b57f4d4b956942a48887eb252d97c6 to before 6343c1da561962688f203362d80d6a3bfa39fa1b
Linux
Linux · 2.6.12
Linux
Component: Not specified by the source
Function: was
File: fs/smb/client/smb1transport.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.
- 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
- 0.00475 · percentile 0.39476 · 2026-10-14
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-15 12:39:55.759815+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-15 11:57:11.427822+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-89633.html