Always-Incorrect Control Flow Implementation Affecting intel-ucode package, versions <20260812-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.1% (2nd percentile)

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  • Snyk IDSNYK-ALPINE321-INTELUCODE-19432419
  • published31 Aug 2026
  • disclosed11 Aug 2026

Introduced: 11 Aug 2026

CVE-2026-20713  (opens in a new tab)
CWE-670  (opens in a new tab)

How to fix?

Upgrade Alpine:3.21 intel-ucode to version 20260812-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream intel-ucode package and not the intel-ucode package as distributed by Alpine. See How to fix? for Alpine:3.21 relevant fixed versions and status.

Always-incorrect control flow implementation in some firmware for some Intel(R) Xeon(R) processors may allow an escalation of privilege. System software adversary with a privileged user combined with a high complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (none) and availability (none) of the vulnerable system, resulting in subsequent system confidentiality (high), integrity (high) and availability (none) impacts.

CVSS Base Scores

version 3.1