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CVE-2026-63938: Linux 6.11
CVE-2026-63938. CVSS 3.1 base score 9.3 (CRITICAL, Source advisory). EPSS 0.00196 (percentile 0.08629), scored 15-Oct-2026.
Affected technology
Linux · 9b54e248d2644be71cb394eb85f31ad99e023a05 to before 5198f70c09a5f6e9e5f5a0a2c6b388f24294b176, 9b54e248d2644be71cb394eb85f31ad99e023a05 to before 75c8d1d7291268b479794fba5808971dc2f5eaf3, 9b54e248d2644be71cb394eb85f31ad99e023a05 to before 505a3b94535583e4265360e2621734e355ef263d, 9b54e248d2644be71cb394eb85f31ad99e023a05 to before 121d88de56bc5c0ba0ce2f6381af67f948a7e7c1
Linux
Linux · 6.11
Linux
Component: Not specified by the source
File: arch/x86/kvm/svm/sev.c
Attack conditions (Source advisory, CVSS 3.1): Local · No privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 9.3/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 37.2 /100 (P4)
- CVSS 3.1
- 9.3 /10 · CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00196 · percentile 0.08629 · 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-2026-63938.html