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  4. CVE 2025 38422 net lan743x modify the eeprom and otp size for
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Back to active CVEs
High · CVSS 7.8CVE-2025-38422

net: lan743x: Modify the EEPROM and OTP size for PCI1xxxx devicesCVE-2025-38422

Answer in brief

CVE-2025-38422 records a High severity (CVSS 7.8) vulnerability in net: lan743x: Modify the EEPROM and OTP size for PCI1xxxx devices. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jul 25, 2025Updated Aug 5, 2026Source checked Nov 4, 2026First seen by HOL Aug 5, 2026Material review Aug 5, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.8
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Linux/Linuxgeneric>=695846047aa9b4bb387473a9fd227a51ae7de5e9 <6b4201d74d0a49af2123abf2c9d142e59566714b || >=695846047aa9b4bb387473a9fd227a51ae7de5e9 <088279ff18cdc437d6fac5890e0c52c624f78a5b || >=695846047aa9b4bb387473a9fd227a51ae7de5e9 <51318d644c993b3f7a60b8616a6a5adc1e967cd2 || >=695846047aa9b4bb387473a9fd227a51ae7de5e9 <9c41d2a2aa3817946eb613522200cab55513ddaa || >=695846047aa9b4bb387473a9fd227a51ae7de5e9 <3b9935586a9b54d2da27901b830d3cf46ad66a1e6b4201d74d0a49af2123abf2c9d142e59566714b, 088279ff18cdc437d6fac5890e0c52c624f78a5b, 51318d644c993b3f7a60b8616a6a5adc1e967cd2, 9c41d2a2aa3817946eb613522200cab55513ddaa, 3b9935586a9b54d2da27901b830d3cf46ad66a1e
Linux/Linuxgeneric4.19Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Linux/Linux, Linux/Linux.
  2. 2Review the reported fix. Update Linux/Linux to 6b4201d74d0a49af2123abf2c9d142e59566714b if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Jul 25, 2025

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Aug 5, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 5, 2026

Sources and claim methodology

  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencelists.debian.org
Upstream source description

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Modify the EEPROM and OTP size for PCI1xxxx devices Maximum OTP and EEPROM size for hearthstone PCI1xxxx devices are 8 Kb and 64 Kb respectively. Adjust max size definitions and return correct EEPROM length based on device. Also prevent out-of-bound read/write.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
Not reported
Source
CVE List V5
Source checked
Nov 4, 2026
References
6 linked sources
Open source record