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CVE-2026-64307: linux kernel from 6.12.75 (inclusive), before 6.12.97 (exclusive), from 6.16 (inclusive), before 6.18.39 (exclusive)…
CVE-2026-64307. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00169 (percentile 0.05966), scored 22-Oct-2026.
Affected technology
linux kernel · from 6.12.75 (inclusive), before 6.12.97 (exclusive)
linux
linux kernel · from 6.16 (inclusive), before 6.18.39 (exclusive)
linux
linux kernel · from 6.19 (inclusive), before 7.1.4 (exclusive)
linux
Linux · 1c3506ea8599a3ad1b9aae5cbd573134f8d18db7 to before 345a6e869b33687e9268044bcaeeefd7c61da675, ceac7fb89e8da465aec3ac3c20477f912f5c3a6c to before 441ea32cf2755a0dc593557056b00b7caa0651f5, ceac7fb89e8da465aec3ac3c20477f912f5c3a6c to before 20f548cdac94860a164e5ebba4f7e4a01051cb06, ceac7fb89e8da465aec3ac3c20477f912f5c3a6c to before 08f0e65e784c4b20e6e620dd4f68d8636073a3d2, 6.12.75 to before 6.12.97
Linux
Linux · 6.16
Linux
Component: Not specified by the source
File: drivers/crypto/ccp/sev-dev.c
Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
NVD’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 22.0 /100 (P4)
- CVSS 3.1
- 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · NVD
- EPSS
- 0.00169 · percentile 0.05962 · 2026-10-24
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-24 15:09:16.138216+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-24 15:07:27.951960+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-64307.html