CVE-2021-26676: Debian Linux

Medium severity, CVSS 6.5. EPSS: 1.2% chance of exploitation in the next 30 days.

gdhcp in ConnMan before 1.39 could be used by network-adjacent attackers to leak sensitive stack information, allowing further exploitation of bugs in gdhcp.

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.