Bug 2383461 (CVE-2025-38425) - CVE-2025-38425 kernel: Linux kernel (i2c Tegra): Information disclosure or denial of service via SMBUS block read with invalid length
Summary: CVE-2025-38425 kernel: Linux kernel (i2c Tegra): Information disclosure or de...
Keywords:
Status: NEW
Alias: CVE-2025-38425
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-07-25 15:02 UTC by OSIDB Bzimport
Modified: 2026-06-29 18:36 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2025-07-25 15:02:18 UTC 
In the Linux kernel, the following vulnerability has been resolved:

i2c: tegra: check msg length in SMBUS block read

For SMBUS block read, do not continue to read if the message length
passed from the device is '0' or greater than the maximum allowed bytes.
Comment 1 Jon Moroney 2025-07-25 17:46:07 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025072555-CVE-2025-38425-d34f@gregkh/T
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