What’s Vulnerable › Vulnerabilities
CVE-2026-1679: net: eswifi socket send payload length not bounded
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2026-03-28 · updated 2026-10-15
- Weakness: CWE-120
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.
Affected products
- zephyrproject zephyr: through 4.3.0
References
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