CVE-2020-8432: Denx U-Boot

Critical severity, CVSS 9.8. EPSS: 3.1% chance of exploitation in the next 30 days.

In Das U-Boot through 2020.01, a double free has been found in the cmd/gpt.c do_rename_gpt_parts() function. Double freeing may result in a write-what-where condition, allowing an attacker to execute arbitrary code. NOTE: this vulnerablity was introduced when attempting to fix a memory leak identified by static analysis.

Affected products

• Denx U-Boot: up to and including 2020.01
• Opensuse Leap: version 15.2 only

Published 2020-01-29. Last modified 2026-06-17.