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OpenAdvisories
High · 8.2 CVE-2026-20715 EUVD-2026-56475GHSA-m3v8-prpj-cjgp

Improper input validation in some firmware for some Intel(R) Active Management Technology (Intel(R) AMT) and some Intel(R) Standard Managea…

Published Aug 11, 2026 · Updated Aug 12, 2026 · Assigned by intel

Description

Improper input validation in some firmware for some Intel(R) Active Management Technology (Intel(R) AMT) and some Intel(R) Standard Manageability may allow a denial of service. Network adversary with an unauthenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via network access when attack requirements are present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (none) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.

Affected products

VendorProductAffectedFixed
— Intel(R) Active Management Technology (Intel(R) AMT) and some Intel(R) Standard Manageability may allow a denial of service. Network adversary with an unauthenticated user combined with a lo See references —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 8 microcode_ctl 4:20260812-1.0.3.el8_10 ELSA-2026-500239

Advisories 2

References