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CVE-2026-64463: Linux 5.8
CVE-2026-64463. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00138 (percentile 0.02824), scored 15-Oct-2026.
Affected technology
Linux · 302c570bf36e997d55ad0d60628a2feec76954a4 to before ce2e36e8759dfbfe546723810c306f42f484866d, 302c570bf36e997d55ad0d60628a2feec76954a4 to before 94b1abf1af94aa5a355e9f03675e07bccfc41c4b, 302c570bf36e997d55ad0d60628a2feec76954a4 to before e5406c8fb71cd2f89a46300a746f6e7972e621e8, 302c570bf36e997d55ad0d60628a2feec76954a4 to before 569f18a83eed0b0be4615f0c7bed40fb5c50e2e6, 302c570bf36e997d55ad0d60628a2feec76954a4 to before e8da46d99d3710106e7c44db14566bf9b57386b5, 4309ab96ab744703871e35d829177dd9347bf643, 895ec8c86e13f85b119c71d5f95491b48867955e, 745dcedb896a740825160228f98dbb5725a49f85, 4.19.131 to before 4.20, 5.4.50 to before 5.5, 5.7.7 to before 5.8
Linux
Linux · 5.8
Linux
Component: Not specified by the source
Function: returns
File: drivers/usb/typec/tcpm/tcpci_rt1711h.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 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 31.2 /100 (P4)
- CVSS 3.1
- 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00138 · percentile 0.02824 · 2026-10-15
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-16 16:55:38.548135+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-64463.html