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CVE-2026-63937: Linux 6.11

CVE-2026-63937. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00175 (percentile 0.0652), scored 15-Oct-2026.

Affected technology

Linux · 9b54e248d2644be71cb394eb85f31ad99e023a05 to before bd232801ef1d1fd985d2d4ca3cd1d888303ca86f, 9b54e248d2644be71cb394eb85f31ad99e023a05 to before b1dfaa6f7a957726a6800135be3659fbe4bbf2a4, 9b54e248d2644be71cb394eb85f31ad99e023a05 to before edbbe88f83b524434974e84808d3093199d67c24, 9b54e248d2644be71cb394eb85f31ad99e023a05 to before c8cc238093ca6c99267032f6cfe78f59389f3157
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 · Low privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published

CCR priority
35.2 /100 (P4)
CVSS 3.1
8.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H · Source advisory
EPSS
0.00175 · percentile 0.0652 · 2026-10-15
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-63937.html