CVE-2021-26675: Debian Linux

High severity, CVSS 8.8. EPSS: 1.3% chance of exploitation in the next 30 days.

A stack-based buffer overflow in dnsproxy in ConnMan before 1.39 could be used by network adjacent attackers to execute code.

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only
• Intel Connman: before 1.39 (fixed in 1.39)
• Opensuse Leap: version 15.2 only

Published 2021-02-09. Last modified 2026-06-17.