CVE-2020-8432

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-01-29 · updated 2026-06-17
Weakness: CWE-415

Description

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

u-boot: through 2020.01
openSUSE Leap: 15.2

References

http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.html
https://www.mail-archive.com/u-boot%40lists.denx.de/msg354060.html
https://www.mail-archive.com/u-boot%40lists.denx.de/msg354114.html
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.html
https://www.mail-archive.com/u-boot%40lists.denx.de/msg354060.html
https://www.mail-archive.com/u-boot%40lists.denx.de/msg354114.html

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