CVE-2025-26403

MEDIUM EPSS 3.2%

Published Aug 12, 202510mo ago · Modified Jun 17, 20261w ago

4.5 CVSS 4.0

Medium

Published Aug 12, 2025 10mo ago

Last Modified Jun 17, 2026 1w ago

Description

Out-of-bounds write in the memory subsystem for some Intel(R) Xeon(R) 6 processors when using Intel(R) SGX or Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.

CVSS Details

Base Score

4.5

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Local

Attack Complexity High

Privileges Required High

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

3.2% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

References 2

intel.com https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01367.html
lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00027.html

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.