CVE-2026-1679

HIGH

7.3

Description

The eswifi socket offload driver copies user-provided payloads into a fixed buffer without checking available space; oversized sends overflow `eswifi->buf`, corrupting kernel memory (CWE-120). Exploit requires local code that can call the socket send API; no remote attacker can reach it directly.

CVE Details

CVSS v3.1 Score7.3

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/28/2026

Last Modified3/31/2026

Sourcenvd

Honeypot Sightings0

Affected Products

zephyrproject:zephyr

Weaknesses (CWE)

CWE-120

References

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-qx3g-5g22-fq5w(vulnerabilities@zephyrproject.org)

IOC Correlations

No correlations recorded

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