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CVE-2026-74493: Linux 5.5
CVE-2026-74493. CVSS 3.1 base score 9.8 (CRITICAL, Source advisory). EPSS 0.00734 (percentile 0.53426), scored 15-Oct-2026.
Affected technology
Linux · 69318b5215f2dc32c345a3d65b98b4b1bf29c007 to before ff44f2df57fb5560bdc75eb977867643e764a262, 69318b5215f2dc32c345a3d65b98b4b1bf29c007 to before 9fb17c95b8f0683570fca1fb2792264147af937a, 69318b5215f2dc32c345a3d65b98b4b1bf29c007 to before bea8dc14de2d56aca749d368563e6888217710a5, 69318b5215f2dc32c345a3d65b98b4b1bf29c007 to before 5a42f162b857019a4c10ff687dc3bcdf51831865, 69318b5215f2dc32c345a3d65b98b4b1bf29c007 to before 281c103a8eaed59001ce952f231df1b07674215a, 69318b5215f2dc32c345a3d65b98b4b1bf29c007 to before f807a63d0d95680c34f677700da9148a07d7c78f, 69318b5215f2dc32c345a3d65b98b4b1bf29c007 to before f0541a775d04c88e90ba448e35ce0d743512822a, 69318b5215f2dc32c345a3d65b98b4b1bf29c007 to before f621d6ebeebb6374342571e4ddf45fdbc420f6cd
Linux
Linux · 5.5
Linux
Component: Not specified by the source
File: net/smc/smc_core.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
- 39.4 /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
- 0.00734 · percentile 0.53426 · 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-2026-74493.html