CVE-2025-26403

highpriority · track · 0EPSS 0.001 · 3 %ileDEEURU

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.14% (3rd) EPSS

CVSS 7.2 · high

Is it mine?

35 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

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

Technical severity, 0–10. One row per scoring source.

7.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–high · 0.9–7.2

v3.17.2highAV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Nsecondary · FSTEC (BDU) RU

v3.17.2highCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Nsecondary · secure@intel.comexploitability 0.8 · impact 5.8

v4.04.5mediumCVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:Nsecondary · ENISA EU

v4.04.5mediumCVSS: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:Xsecondary · secure@intel.com

v4.00.9lowCVSS: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:U/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:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USCWE-787US

affected products (35)

Products and version ranges known to be affected.

Amazon Linux 2all versionscert_bundDEcpe:/o:amazon:linux_2:-
Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
Dell Avamarall versionscert_bundDEcpe:/a:dell:avamar:-
Dell Computerall versionscert_bundDEcpe:/o:dell:dell_computer:-
Dell NetWorker Virtual Editionall versionscert_bundDEcpe:/a:dell:networker:virtual_edition
Dell PowerEdgeall versionscert_bundDEcpe:/h:dell:poweredge:-
Dell PowerScale OneFSall versionscert_bundDEcpe:/a:dell:powerscale_onefs:onefs
F5 F5OSall versionscert_bundDEcpe:/o:f5:f5os:-
HP Computerall versionscert_bundDEcpe:/h:hp:computer:-
HP Computer Cray XD670 <v2.06all versionscert_bundDE
HPE ProLiantall versionscert_bundDEcpe:/h:hp:proliant:-
HPE Synergyall versionscert_bundDEcpe:/h:hpe:synergy:-
Intel Prozessor 5th, 4th Gen Xeon Scalable Processorsall versionscert_bundDEcpe:/h:intel:intel_prozessor:5th_4th_gen_xeon_scalable_processors
Intel Prozessor Xeon 6 with E-coresall versionscert_bundDEcpe:/h:intel:intel_prozessor:xeon_6_with_e-cores
Intel Prozessor Xeon 6 with P-coresall versionscert_bundDEcpe:/h:intel:intel_prozessor:xeon_6_with_p-cores
Lenovo Computerall versionscert_bundDEcpe:/h:lenovo:computer:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
SUSE openSUSEall versionscert_bundDEcpe:/o:suse:opensuse:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
HP Computer≤ Cray XD670 <v2.06cert_bundDE

showing 20 of 35

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-1785Intel Prozessoren: Mehrere SchwachstellenDeutsch2025-08-12csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in Intel Prozessor ausnutzen, um seine Privilegien zu erhöhen, vertrauliche Informationen offenzulegen und einen Denial-of-Service-Zustand herbeizuführen.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2025-08-12modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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