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CVE-2025-38380: i2c/designware: Fix an initialization issue

highCVSS 7.1CVE-2025-38380

CSIRTS triage

vendor: Linuxproduct: Linux kernel (i2c/designware)Denial of service
What
Initialization issue in i2c/designware driver causes improper device setup.
Who is affected
Systems using Designware I2C controller with affected Linux kernel versions.
Urgency
High priority; initialization failure can cause device malfunction or system instability.
Action
Apply Linux kernel patch fixing i2c/designware initialization sequence.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
high — CVSS 7.1
Published
2026-08-06
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-38380

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2025-38380coverage & exploitation statusNVD · CVE.org

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